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航海英语甲类三副考前冲刺题333

甲类三副考前冲刺

1. The main advantage of a Chinese stopper over the one line stopper is that it ___.

A. is easier to use when under heavy tension

B. is safer to use when under heavy tension

C. will not jam on the mooring line

D. is stronger

2. If you have to abandon ship, and enter a life raft, your main course of action should be to ___.

A. head for the closest land

B. remain in the vicinity of the sinking vessel

C. head for the closest sea lanes

D. consult everyone’s opinion

3. In towing, chocks are used to ___.

A. secure the end of the towline on the tug

B. protect the towline from chafing

C. stop off the towline while retrieving it

D. absorb shock loading on the towline

4. In order to determine the trimming arm for your vessel at any particular draft, which of the following would you compare?

A. Longitudinal tipping center and longitudinal center of gravity

B. Longitudinal center of buoyancy and longitudinal center of gravity

C. Longitudinal center of floatation and longitudinal center of gravity

D. Longitudinal center of floatation and longitudinal center of buoyancy

5. The single turn method of returning to a man overboard should be used ONL Y if ___.

A. the vessel is very maneuverable

B. a boat will used to recover the man

C. the conning officer is inexperienced

D. the man is reported missing rather than immediately seen as he falls overboard

6. Forces within a vessel have caused a difference between the starboard and port drafts. This difference is called ___.

A. heel

B. trim

C. list

D. floatation

7. SOLAS is the abbreviation of ___.

A. International Maritime Dangerous Goods Carried by Sea

B. International Code for the Construction and Equipment of Ships Carrying Gases in Bulk

C. International Convention for the Safety of Life at Sea

D. International Regulations for Preventing Collision at Sea

8. The most effective extinguishing action of dry chemical is ___.

A. shielding of radiant heat

B. smothering

C. breaking the chain reaction

D. the CO2 that is formed by heat

9. The FIRST treatment of a person suspected of having airway burns is to __.

A. apply a cool damp dressing to his neck

B. maintain an open airway

C. move him to a cool location

D. have him drink cool liquids

10. What is the right way to use VHF CH16 and working channel?

A. Ch16 is only used as the international distress and calling frequency

B. Ships can call other ships on Ch16 but should change to a working channel as soon as possible

C. Ships should use working channel to call other ships at any time

D. Ships can use Ch16 or working channel as they like

11. The Greek ship drifted and struck the portside of a Chinese ship, which ___ the bulwalk and Stanchions.

A. caused damage to

B. had collision with

C. was damaging

D. was causing damage to

12. THE SPEED OF A VESSEL ADJUSTED TO THAT OF A PILOT BOAT AT WHICH

THEPILOT CAN SAFELY EMBARK is ______.

A. Ground speed

B. Boarding speed

C. Relative speed

D. Speed of the vessel

13. The GPS satellite orbits the earth in approximately ___.

A. 24 hours

B. 3 hours

C. 6 hours

D. 12 hours

14. It’s ___ that the cargo was damaged by your stevedores.

A. plain

B. distinct

C. evident

D. bright

15. How should you signal the crane operator to lower the boom and raise the load?

A. Extend arm with thumb pointing downward and flex fingers in and out

B. With forearm vertical and forefinger pointing up, move hand in small horizontal circles

C. Extend arm and point finger in the direction to move the boom

D. With arm extended downwards and forefinger pointing down, move hand in small horizontal circles

16. The service provided by INMARSAT-C、B and F is ___.

A. telex

B. fax

C. telephone

D. data

17. We’ll adopt the mechanical tallying method ___.

A. sooner or late

B. soon or late

C. sooner or later

D. soon or later

18. The principal purpose of the adjustment of the magnetic compass is to eliminate ___ as far as possible.

A. compass error

B. deviation

C. variation

D. earth’s magnetic force

19. Sometimes a tropical storm moves so slowly that a vessel，if astern of it, can ___it.

A. go ahead

B. approach

C. proceed near

D. run into

20. You sight a vessel showing a white light under a green light. This would indicate which of the following?

A. A trawling vessel

B. A vessel fishing with nets

C. A vessel engaged in underwater operations

D. A surveying vessel

21. A red triangular daymark marks ___.

A. the centerline of a navigable channel

B. the starboard side of the channel

C. an area of a channel where passing another vessel is permitted

D. a prominent object of navigational interest that has no lateral significance

22. What is a lighted safe water mark fitted with to aid in its identification?

A. A red and white octagon

B. Red and white retro-reflective material

C. Square or triangular topmarks

D. A spherical topmark

23. Segregation of cargoes refers to ___.

A. separating cargoes so that the inherent characteristics of one cannot damage the other

B. listing the cargoes in order of their flammability

C. separating cargoes by destination

D. classifying cargoes according to their toxicity

24. A chart has extensive corrections to be made to it. When these are made and the chart is again printed, the chart issue is a ______.

A. first edition

B. new edition

C. revised edition

D. reprint

25. The navigational term Set of current means ______.

A. velocity of current in knots

B. direction from which the current flows

C. estimated current

D. direction toward which the current flows

26. Which shallow water effect will increase dramatically if you incr ease your ship’s speed past its

critical speed?

A. Squatting

B. Smelling the bottom

C. Sinkage

D. Bank cushion

27. Which would you NOT use to report the amount of anchor chain out? Three shots __.

A. at the water’s edge

B. on deck

C. on the bottom

D. in the water

28. Risk of collision exists when an approaching vessel has a(n) ___.

A. generally steady range and increasing bearing

B. generally steady bearing and decreasing range

C. increasing range and bearing

D. decreasing bearing only

29. An orange flag showing a black circle and square is a ______.

A. signal indicating a course change

B. signal of asking to communicate with another vessel

C. signal indicating danger

D. distress signal

30. On a ship, each emergency generator must be tested at least once each __.

A. six months

B. week

C. month

D. three months

31. A coast station shall transmit the acknowledgement on the distress calling frequency on which the call was ___.

A. transmitted

B. answered

C. required

D. received

32. You are communicating on the radiotelephone using plain English. Which procedural word indicates that you have received another vessel’s transmission?

A. Roger

B. Wilco

C. Over

D. Out

33. The survey information upon which a chart is based is found ___.

A. at any convenient location

B. near the chart title

C. at the lower left corner

D. at the top center of the next line

34. In order to ensure that a RACON signal is displayed on the radar, you should ______.

A. increase the brilliance of the PPI scope

B. use the maximum available range setting

C. increase the radar signal output

D. turn off the interference controls on the radar

35. Cleaning, painting and repairing work is known as ___.

A. maintenance work

B. lashing work

C. overtime work

D. tallying work

36. In which voyage，between two points，is the rhumb line distance NOT approximately the same as the great circle distance?

A. The two points are near the equator，but in different hemispheres

B. One point is near the equator，one point is in a high latitude，and both are near the 180th meridian

C. The two points are in low latitudes in the same hemisphere

D. The two points are in high latitudes in the same hemisphere

37. Molded depth is measured from the ______.

A. inside of the shell

B. outside of the shell

C. top of the center vertical keel

D. top of the garboard stake

38. Who can contact the Designated Person?

A. The designated person

B. All senior officer

C. All officers and crew

D. The captain

39. Some of these shoals have been disproved and are not charted. Nevertheless mariners should______ with particular caution in this area.

A. go

B. proceed

C. move

D. remove

40. The ship’s tanks most effective for trimming are the ___.

A. domestics

B. settlers

C. deeps

D. peaks

41. What is ship’s heading?Ship’s heading is the direction where ___.

A. the vessel is traveling relative to land

B. the vessel is pointing

C. the vessel is traveling relative to ground

D. the vessel is drifting

42. Clouds are classified according to their __.

A. altitude and how they were formed

B. moisture content

C. size

D. location in a front

43. ___ refers to the angle between true North and the heading line of the ship.

A. True course

B. True position

C. True bearing

D. True meridian

44. The datum from which the predicted heights of tides are reckoned in the tide tables is ___.

A. mean low water

B. the highest possible level

C. given in table three of the tide tables

D. the same as that used for the charts of the locality

45. The productivity of working shifts can be improved through a decrease of_____.

A. working hours

B. gangs

C. idle time

D. weight per set

46. The annual change in ____ is 0.2 degree.

A. Magnetic Variation

B. Marine Insurance

C. Maritime Accident

D. Mean High Water Spring

47. On the cargo manifest, the gross weight of a box containing cargo is the weight of the ___.

A. rate weight

B. box

C. cargo and box

D. cargo

48. The meaning of “EBB TIDE” is that ____.

A. tide is reaching to a lowest level

B. tide is falling from high water to low water

C. tide is reaching to a highest level

D. tide is rising from low water to high water

49. When recording the wind direction in the weather log, you would report the ___.

A. duration of the maximum gust of wind

B. wind chill factor

C. direction the wind is blowing from

D. direction the wind is blowing toward

50. The “Mode” selector switch on the autopilot steering stand is used to select any of the following with the EXCEPTION of ___.

A. non-follow-up steering

B. hand-electric steering

C. automatic pilot steering

D. rudder adjustment

51. The officer of the watch should ___ comply with the Collision Rules.

A. often

B. seldom

C. at all times

D. sometimes

52. You discover a leak in the fuel line to the engine. You should FIRST ___.

A. activate the CO2 system

B. close the fuel valve at the tank

C. make a temporary repair with canvas or tape

D. start the bilge pump

53. A type of precipitation that occurs only in thunderstorms with strong convection currents that convey raindrops above and below the freezing level is known as __.

A. freezing rain

B. hail

C. sleet

D. rime

54. Mariners are FIRST warned of serious defects or important changes to aids to navigation by means of ___.

A. Weekly Notices to Mariners

B. Light Lists

C. corrected editions of charts

D. marine broadcast Notice to Mariners

55. The most common type of davit found on merchant vessels today is the ___.

A. gravity

B. quadrantal

C. radial

D. sheath-screw

56. An immersion suit must be equipped with a(n) ____.

A. orange smoke canister

B. whistle, light and retro-reflective material

C. sea dye marker

D. air bottle for breathing

57. If a magnetic compass is not affected by any magnetic field other than the Earth’s, which statement is TRUE?

A. Compass error and variation are equal

B. There will be no compass error

C. Variation will equal deviation

D. Compass north will be true north

58. If you sh orten the scope of anchor cable, your anchor’s holding power ___.

A. has no relation to the scope

B. remains the same

C. increases

D. decreases

59. When H2S is burned on a ship, what can you expect to occur?

A. Only 80% of the H2S will be converted to SO2 or free sulfur

B. The H2S not converted will not be dangerous

C. All of the H2S will be converted to SO2

D. All of the H2S will be converted to hydrogen and free sulfur

60. Which statement is TRUE of a tender vessel?

A. Its period of roll is long

B. It has a good transverse stability

C. It has a large GM

D. It has a very low center of gravity

61. A chart position enclosed by a semi-circle is a(n) ___.

A. dead reckoning position

B. estimated position

C. fix

D. running fix

62. As a general rule, tally clerks should make their tallying ___.

A. in the tally room

B. on deck

C. ashore

D. in warehouses

63. The purpose of a bilge well is to ___.

A. provide a base line for sounding measurements

B. afford access to the shell through the double bottoms

C. collect water to be pumped out

D. provide access for the pneumercator

64. Information on the operating times and characteristics of foreign radiobeacons can be found in which publication?

A. List of Lights

B. Coast Pilot

C. List of Radiobeacons

D. Sailing Directions

65. You are on watch and the pilot has just anchored the vessel. The next thing that you should do after the anchor has been let go is to ___.

A. escort the pilot to the accommodation ladder

B. make a round of the weather decks

C. stop the engines

D. plot the vessel’s position on the chart

66. What type of radar can activate a racon?

A. S-band radar

B. C-band radar

C. X-band radar

D. No radar can

67. The fireman’s outfit con sists of ___.

A. firefighting equipment, portable extinguishers, fire dampers

B. safety lamp, protective clothing, rigid helmet, breathing apparatus

C. emergency escape breathing device, fire dampers, extinguishers

D. fire hoses, fire nozzles, fire hydrants, fire pumps

68. Fog is likely to occur when there is little difference between the dew point and the ___.

A. barometric pressure

B. air temperature

C. relative humidity

D. absolute humidity

69. What does not contribute to the commercial GPS receiver position error?

A. Receiver

B. Ship’s speed

C. Atmospheric/ ionospheric propagation

D. Satellite clock

70. The helm command CHECK HER means ____.

A. test the steering control

B. read the compass heading

C. stop the swing using hard over rudder

D. slow the swing using moderate rudder

71. You are offloading garbage to another ship. Your records must identify that ship by name and show her ___.

A. official number

B. Master

C. home port

D. next port-of-call

72. Pollution regulations require that each scupper in an enclosed deck area have a ___.

A. two-piece soft patch

B. wooden plug

C. mechanical means of closing

D. soft rubber plug

73. When rigging a guy and preventer properly, the guy should be ___.

A. exactly equal in length to the preventer

B. less taut than the preventer

C. slightly more taut than the preventer

D. much more taut than the preventer

74. All events relating to the voyage, such as ship’s position, speed and details of the weather, are recorded in ___.A. Logbook B. the Record Book C. Bell Book D. Compass Error Book

75. The side of a ship which is farther from the winds is ___.

A. lee side

B. roadstead side

C. fairway side

D. open sea side

76. The range of a SSB transmission is MOST affected by ___.

A. radiated power and nearness to shore

B. the frequency band selected and time of day or night

C. interference and position of the moon

D. atmospheric noise and radiated power

77. BASHI: E TO SE 9-10. 500M IN HVY SQUALL Y SHWRS AND TS. SEA 8-9 M. SWELL SE 6-7M. From the above forecast, the wind in Beaufort Scale will be ____.

A. NEAR GALE TO GALE

B. STRONG BREEZE TO NEAR GALE

C. GALE TO STRONG GALE

D. STRONG GALE TO STROM

78. What is the main purpose of DGPS?

A. To improve positioning accuracy

B. To reduce operational cost

C. To simplify operation process

D. To decrease positioning accuracy

79. A splice that can be used in running rigging, where the line will pass through blocks, is a__.

A. short splice

B. long splice

C. back splice

D. spindle splice

80. Underway at night you see the red sidelight of a vessel well off your port bow. Which statement is TRUE?

A. You must stop engines

B. You are required to alter course to the right

C. You are on a collision course with the other vessel

D. You may maintain course and speed

81. Periodic publications notifying changes in, or additions to, previously published navigational data are ___.

A. Annual Summary

B. Notices to Mariners

C. Supplements

D. Navigational Warnings

82. Separating both blocks of a tackle to prepare it for reuse is called ___.

A. chockablocking

B. two-blocking

C. out-hauling

D. over-hauling

83. A vessel or seaplane on the water is considered to be underway when ___.

A. she is made fast to shore

B. she is aground

C. she is at anchor

D. her anchor ceases to hold

84. When choosing extinguishers to fight a Class B fire do NOT use ____.

A. foam (stored-pressure type)

B. dry chemical

C. carbon dioxide

D. water

85. Which statement about entry into a water ballast tank that has been sealed for a long time is TRUE?

A. After ventilation and testing, and the tank is found safe for entry, someone should stand by at the tank entrance while you are inside

B. A buddy system should be used where someone enters the tank with you

C. Sea water acts on the ship’s metal and generates chlorine gas which may accumulate in poisonous quantities

D. You should always wear gas mask

86. Which signal of the followings is not provided with onboard lifeboat?

A. Rocket parachute signals

B. Buoyant smoke signals

C. Hand flare signals

D. Self-igniting signals

87.Ships’ masters are requested to ensure that，while their vessels are calling at this port，all discharge outlets are _____ .

A. opened

B. kept half opened

C. blocked up

D. kept half closed

88. You are docking a vessel. If possible，you should ______.

A. go in with the current

B. go in against the current

C. approach the dock at a 90°angle and swing to

D. pass a mooring line to the dock with a heaving line and let the crew pull the vessel in

89. You stand a greater risk of injuring yourself or your shipmate during mooring and unmooring operations than at any other time. So remember ______.

A. Do not wear safety shoes, gloves and an overall with long sleeves

B. Stand as closely as possible in the rope rail

C. Do not work too close to the drum when handling wires ropes

D. If the line takes charge, try to stop it with your feet hands

90. If your vessel is dragging her anchor in a strong wind，you should ______.

A. shorten the scope of anchor cable

B. increase the scope of anchor cable

C. put over the sea anchor

D. put over a stern anchor

91.When you are steering on a pair of range lights and find the upper light is in line above the lower light，you should ______.

A. continue on the present course

B. come left

C. come right

D. wait until the lights are no longer in a vertical line

92. An occulting light is one in which ______.

A. the period of darkness exceeds the period of light

B. there is only a partial eclipse of the light

C. the periods of light and darkness are equal

D. the period of light exceeds the period of darkness

93. A line connecting all possible positions of your vessel at any given time is a ______.

A. longitude line

B. latitude line

C. line of position

D. fix

94. Unstable equilibrium exists at small angles of inclination when ______.

A. G is above M

B. G is off the centerline

C. B is off the centerline

D. B is above G

95. Strong smelling cargo should be stowed ______ the cargo absorbing foreign smell．

A. together with

B. on top of

C. underneath

D. away from

96. The best way to lift many small articles aboard your vessel is with a ________.

A. pallet

B. barrel hook

C. spreader

D. snotter

97. For a floating ship，true mean draft is always the ______.

A. average of the observed drafts

B. draft at the center of flotation

C. draft corresponding to the calculated displacement

D. mean of the calculated drafts

98. Please stow the drums ____ ends. A. at B. in C. on D. by

99. As the temperature for a given mass of air increases，the ______.

A. dew point increases

B. dew point decreases

C. relative humidity increases

D. relative humidity decreases

100. The inner bottom is the ______.

A. tank top

B. compartment between the tank top and shell of the vessel

C. inner side of the vessel's shell

D. space between two transverse bottom frames

101. A disadvantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that it is __.

A. heavy

B. easily damaged

C. affected by temperature

D. costly relative to the strength ratio

102. If the magnetic heading is greater than the compass heading，the deviation is ______.

A. east

B. west

C. north

D. south

103. Beam width distortion can be reduced by _____.

A. adjusting centre position

B. adjusting brilliance

C. adjusting heading marker

D. reducing gain

104. Which statement concerning GPS is TRUE?

A. It cannot be used in all parts of the world.

B. There are 12 functioning GPS satellites at present.

C. It may be suspended without warning.

D. Two position lines are used to give a 2D fix. 105. Automatic identification systems (AIS) are expected to broadcast all of the following information EXCEPT ________ .

A. navigation status

B. ship's heading

C. port of origin

D. time stamp

106. With respect to automatic identification systems (AIS) which of the following information is broadcast every one to ten seconds?

A. Vessel's draft

B. Air Draft

C. Navigational status

D. Dimensions of vessel

107. Which statement concerning locating signals in the GMDSS is FALSE?

A. Locating signals are transmitted by survival craft VHF transceivers.

B. Locating signals are transmitted by SARTs.

C. Locating signals are intended to facilitate the finding of a distressed vessel or its survivors

D. Locating signals are not transmitted by autoalarm generators.

108. Which one of the followings is a standard phrase．

A. W ARNING. You are running into danger.

B. You are possibly running into danger.

C. You could be in the case of running into danger.

D. You could，I think，be running into danger. 109. Placing a lashing across a hook to prevent a fitting from slipping out of the hook is called __.

A. faking

B. flemishing down

C. mousing

D. worming

110. One of the limitations of foam as an extinguishing agent is that foam ______.

A. cannot be made with salt water

B. is heavier than oil and sinks below its surface

C. is corrosive and a hazard to fire fighters

D. conducts electricity

111. Deficient oxygen content inside a chain locker can be detected with ______.

A. litmus paper

B. combustible gas indicator

C. oxygen breathing apparatus

D. oxygen indicator

112. What is the proper first aid for LPG in the eye?

A. Apply an ice pack to the eye.

B. Keep the eyelid closed.

C. Flush the eye with plenty of water.

D. Rub the eye area clean.

113. In very high latitudes，the most practical chart projection is the ______.

A. Mercator

B. Gnomonic

C. Azimuthal

D. Lambert conformal

114. How is variation indicated on a small-scale nautical chart?

A. Magnetic compass table

B. Magnetic meridians

C. Isogonic lines

D. Variation is not indicated on small-scale nautical charts

115. Which chart symbol indicates the bottom is clay? A. Cly B. Cla C. Cl D.C 116. The broken magenta lines starting at Montauk Point and running generally ENE to Block Island indicate ________ .

A. recommended tracks to Block Island

B. a submerged cable area

C. a military exercise area

D. demarcation lines for application of the COLREGS 117. Prior to burning or welding on a fuel tank on a ship，regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by ____.

A. a marine chemist

B. the Officer in Charge，Marine Inspection

C. the Master or person in charge of the ship

D. the National Fire Protection Association 118. __ the torn bags of castor seeds you mentioned we have already replaced them by new ones．A. Regard B. Regards C. Regarded D. Regarding

119. Are your lifeboats fitted with ______?

A. cargo wires

B. topping lift

C. guiding lines

D. tripping lines

120. You are on watch while entering port and the pilot has the conn. The pilot gives a steering command to the helmsman who partially repeats the command. You should immediately ____.

A. repeat the Pilot's command and ensure that the helmsman repeats it completely

B. ask the Pilot to repeat the command since the helmsman failed to hear it completely

C. observe the helmsman's wheel action to be sure that it complies with the Pilot's command

D. ignore the helmsman's response as long as it was close to what the Pilot ordered

121. Where do we find information regarding mechanical ventilation in cargo tanks?

A. In MARPOL

B. In the ISM Code

C. In SOLAS

D. In the Safety Manual

122. You are mooring to a buoy. You should approach the buoy with the current from ______.

A. ahead

B. broad on the bow

C. abeam

D. astern

123. Vessels must not {exceed} a speed of 8 knots in this area.

A. sail at

B. expect

C. proceed at

D. steam over

124. The Routing System which aimed at reducing the risk of casualties is called as ______.

A. Traffic Separation Schemes

B. Recommended tracks

C. Precautionary areas

D. Inshore traffic zones

125. When is a stand-on vessel FIRST allowed by the Rules to take action in order to avoid collision?

A. When the two vessels are less than half a mile from each other.

B. When the give-way vessel is not taking appropriate action to avoid collision.

C. When collision is imminent.

D. The stand-on vessel is never allowed to take action.

126. A buoy marking a wreck will show a(n) ______.

A. white light FL (2) and a topmark of 2 black spheres

B. green light and may be lettered

C. yellow light and will be numbered

D. continuous quick white light and may be numbered

127. As the tide makes the water __ twice a day, a resulting current, or tidal stream, is generated.

A. rising and falling

B. rose and fell

C. the rise and fall

D. rise and fall

128. Please tell the stevedores to load the cargo ___ according to the respective figures.

A. tightly

B. closely

C. securely

D. strictly

129. Planning to stow ______ in the end lower holds will result in much broken stowage.

A. large crates or cases

B. small curved items

C. drums

D. filler cargo

130. If the center of low pressure is due west of you in the Northern Hemisphere，which wind direction should you expect?

A. South to west

B. South to east

C. West to north

D. North to east

131. When a wind is permanently changing the direction from which it blows，it is __ .

A. variable

B. changing

C. backing

D. veering

132. _____ is a room on or near the bridge provided with the necessary fittings and furniture for the handling and stowage of charts and where the chronometers are placed．

A. Captain's cabin

B. Chief Officer's locker

C. Chartroom

D. Pilot's cabin

133. A wooden float placed between a ship and a dock to prevent damage to both is called a ___.

A. camel

B. dolphin

C. rat guard

D. wedge

134. The material used extensively as electrolytic protection around bronze propellers is _____ .

A. brass

B. copper

C. lead

D. zinc

135. _____ the repeater compass with the master compass，please.

A. Similize

B. Clock

C. Synchronize

D. Position

136. What may affect the accuracy of sounding with echo sounder?

A. Sea bottom

B. Ship's speed

C. Speed of current

D. Water temperature and density 137. Which one of the followings is not a right way to call an unknown vessel on VHF?

A. According to her characteristics

B. According to her cargo

C. According to her movements

D. According to her crewmembers

138. I have steerageway. It is said that ______.

A. I am underway

B. I am out of control

C. I am not making way through the water

D. I have the amount of movement forward which the ship needs to be steered properly

139. There is a drifting mine ____ in position 21 degrees 31 minutes North 124 degrees 20 minutes East. A. report B. reports C. reported D. reporting

140. A bollard is found on the _____. A. beach B. deck C. pier D. towed vessel 141. Tugs sometimes shackle a length of chain in the towline in order to ____.

A. take the wear should the towline drag bottom

B. assure that if the towline is overstressed it will part close to the bridle

C. prevent the towline from whipping should it part

D. put spring in the towline

142. The head block is located ________.

A. at the base of the boom

B. at the head of the boom

C. at the head of the mast

D. on top of the jack staff

143. A stay is ______. A. standing rigging B. a downhaul C. a halyard D. a jib 144. What is most important for visual search purposes?

A. Design of individual search patterns

B. Design of special search patterns

C. Use of standard search patterns

D. Start search immediately

145. After using a C0 portable extinguisher，it should be ______.

A. put back in service if some C0 remains

B. hydrostatically tested

C. retagged

D. recharged

146. The extinguishing agent most likely to allow reignition of a fire is ______.

A. carbon dioxide

B. foam

C. water fog

D. water stream

147. Puncture leaks in the lower tubes or bottom of an inflatable liferaft should FIRST be stopped by using ______.

A. sealing clamps

B. repair tape

C. a tube patch

D. sail twine and vulcanizing kit 148. When a vessel violates an oil pollution act，who may be held responsible？

A. Master only

B. Owners only

C. Licensed officer on watch

D. Any individual connected with the vessel

149. When chipping rust on a vessel，the MOST important piece of safety gear is ______.

A. a hard hat

B. gloves

C. goggles

D. a long sleeve shirt

150. When treating a chemical burn，you should flood the burned area for at least ____ .

A. five minutes

B. ten minutes

C. fifteen minutes

D. twenty minutes

151. A wire rope that has been overstrained will show ______.

A. a bulge in the wire where the strain occurred

B. a decrease in diameter where the strain occurred

C. a kink in the wire where the strain occurred

D. no visible effects of an overstrain

152. Data relating to the direction and velocity of rotary tidal currents can be found in the ___. A. Tidal Current Tables B. Nautical Almanac C. Mariner’s Guide D. Tide T ables

153. Solid green arrows on the main body of a pilot chart indicate ___.

A. shortest great circle routes

B. probable surface current flow

C. prevailing wind directions

D. prevailing ocean current directions

154. Channel 13 (156.65MHz), the designated bridge-to-bridge channel, may NOT be used to ___.

A. exchange navigational information between a vessel and a shore station

B. exchange operating schedules with company dispatcher

C. conduct necessary tests

D. exchange navigational information between vessels

155. It’s generally NOT allowed to clean up an oil spill by using ___.

A. suction equipment

B. a boom

C. chemical agents

D. skimmers

156. In the Northern Hemisphere, if your vessel is in a hurricane’s navigable semicircle, it should be positioned with the wind on the ___.

A. starboard bow and heave to until the hurricane has passed

B. port bow, hold course and make as much as possible until the hurricane has passed

C. starboard quarter, hold course and make as much speed as possible

D. port quarter, maintain course and make as much speed as possible

157. What is NOT a requirement for testing the line throwing appliance on a vessel ?

A. The appliance should be tested every three months.

B. A regular service line should be used when testing.

C. A regular projectile should be used when testing.

D. An entry about the test must be made in the Official Log Book.

158. Risk of collision is considered to exist if ___.

A. four vessels are nearby

B. a vessel has a steady bearing and a constant range

C. there is any doubt that a risk of collision exists

D. a special circumstances situation is apparent

159. What is the correct speed input to an ARPA used for traffic surveillance?

A. speed from GPS

B. speed from Doppler

C. ground speed

D. speed through water 160. The single turn method of returning to a man overboard should be used ONL Y if ___.

A. the vessel is very maneuverable

B. a boat will used to recover the man

C. the conning officer is inexperienced

D. the man is reported missing rather than immediately seen as he falls overboard

161. How should you signal the crane operator to stop in an emergency?

A. Extend arm with the palm down and hold this position rigidly.

B. Place clasped hands in front of your body.

C. Extend arm and move hand rapidly right and left with the palm down.

D. Place both fists on front of the body with the thumbs pointing outward.

162. When using an ARPA, what should you consider in order to evaluate the information displayed?

A. The target ve ssel’s generated course and speed are based solely in radar inputs.

B. Navigational constraints may require a target vessel to change course.

C. The trial maneuver feature will automatically determine a course that will clear all targets.

D. You cannot determine if a small target has been lost due to sea return .

163. Which shallow water effect will increase dramatically if you increase your ship’s speed past its critical speed?

A. Squatting

B. Smelling the bottom

C. Sinkage

D. Bank cushion

164. On the cargo manifest, the gross weight of a box containing cargo is the weight of the ___. A. rate weight B. box C. cargo and box D. cargo

165. Which statement is TRUE of a tender vessel?

A. Its period of roll is long

B. It has a good transverse stability

C. It has a large GM

D. It has a very low center of gravity

166. What is the MINIMUM distance a vessel subject to the requirements of Annex V to MARPOL 73/78 must be located from nearest land to legally discharge paper trash?

A. 5 nautical miles

B. 10 nautical miles

C. 12 nautical miles

D. 25 nautical miles

167. The crane manufacturer’s load chart should be posted at or near the __.

A. crane pedestal

B. wire rope locker

C. main deck

D. crane control console

168. What does UDI mean?

A. Unrestricted Data Identity

B. Understanding Digital Information

C. Up-link Data Identify

D. Unrestricted Digital Information

169. Which wind pattern has the most influence over the movement of frontal weather systems over the North American continent?

A. North trades

B. Subpolar easterlies

C. Prevailing westerlies

D. Dominant southwesterly flow 170. One disadvantage of using regular dry chemical in firefighting is that __.

A. it is ineffective in fighting fires in high voltage electrical equipment

B. it will decompose under prolonged storage and lose its effectiveness

C. fires has been known to flash back over the surface of an oil fire

D. it can break down under high heat and emit noxious fumes

171. While retrieving the survival craft, the engine should be stopped __.

A. when the craft clears the water

B. when the cable has been attached

C. on approach to the platform

D. at the embarkation deck

172. The characteristics of a lighted cardinal mark may be ___.

A. flashing

B. occulting

C. fixed

D. very quick flashing

173. When using the hand crank gravity davits, you should always ___.

A. put the emergency disconnect switch in the off position

B. disconnect the limit switch

C. make sure the crank is in the locked position

D. make sure the hand brake is disengaged 174. Weather forecast messages are usually ___.

A. given only to TV stations

B. transmitted only by commercial broadcast stations

C. broadcast in plain language

D. broadcast immediately on VHF Channel 16 and 2182 KHz 175. You are underway in heavy fog. You hear the fog signal of a vessel which is somewhere ahead of your vessel. You must .

A. slow to bare steerageway and navigate with caution

B. maintain speed and sound the danger signal

C. stop engine and navigate with caution

D. slow to moderate speed and navigate with caution

176. Keeping the draft at or below the load line mark will insure the vessel has adequate .

A. rolling periods

B. displacement

C. ballast

D. reserve buoyancy

177. In coastal waters GPS position should be checked by .

A. visual observations

B. visual and radar observations

C. radar observations

D. buoys and seamarks

178. An occulting light is one in which .

A. the period of darkness exceeds the period of light

B. there is only a partial eclipse of the light

C. the period of light and darkness are equal

D. the period of light exceeds the period of darkness

179. The common way to obtain your ship’s position is.

A. taking a radar rang and bearing

B. observing a radar target ad listening to signals

C. keeping a well clear caution

D. keeping a close watch and lookout

180. What is the proper direction of flow through a globe valve when the valve is installed to be in a normally open position?

A. Depends on seat configuration.

B. From above the seat.

C. From below the seat.

D. Direction is unimportant

181. You can expect frontal activity when two air masses collide and .

A. there are differences in how they track along the jet stream

B. there are no significant differences between their temperatures and moisture content

C. their barometric pressures and temperatures are the same

D. there are significant differences between the temperature of each air mass

182. The necessity of the segregation of cargoes is determined by .

A. personal abilities

B. experience from practice

C. different types of ships

D. various types of ships

183. The term “flood current” refers to that time when .

A. the water level is not changing

B. the water is flowing towards the land

C. the water level is rising because of heavy rains

D. the water is moving towards the ocean 183.Wind velocity varies .

A. directly with the temperature of the air mass

B. directly with the pressure gradient

C. inversely with the barometric pressure

D. inversely with the absolute humidity 184. Conventional anchors are least likely to hold in a bottom consisting of .

A. sand

B. hard mud

C. soft clay

D. rock

185. The showed that the ship complied with the requirements of the said Convention.

A. sightseeing

B. looking

C. inspection

D. seeing

186. Which fire-fighting agent is most effective at removing heat ?

A. Foam

B. Dry chemical

C. Carbon dioxide

D. Water spray

187. A vessel is when she is not at anchor ,made fast to the shore ,or aground.

A. making way

B. underway

C. dead in the water

D. a power driven vessel 188. Horizontal fore or aft motion of a vessel is known as .

A. surge

B. pitch

C. roll

D. sway

189. Where there are multiple accident victims, which injuries should be the FIRST to receive emergency treatment?

A. Major multiple fractures.

B. Eye injuries.

C. Back injuries with spinal-cord damage.

D. Airway and breathing difficulties.

190. The radio waves used for radar are very short , only long.

A. a few centimeters

B. a few feet

C. a few meters

D. a few fathoms

191. The differences between the initial trim and the trim after loading is known as . A. trim B. change of draft C. change of trim D. final trim

192. The term of Landfall means .

A. Land first sighted when vessel approaching from seaward

B. in sight of an island during a ship on her voyage

C. in sight of one another when vessel underway

D. land last sighted when vessel leaving from a port

193. is a full nautical record of a ship’s a voyage , written up at the end of each watch by the officer of the watch .

A. Sea protest

B. Accident report

C. Deck Log

D. Seaman’s Book

194. Which approved lifesaving device is required for each person on board a motor vessel carrying passenger?

A. Buoy vest

B. Ring life buoy

C. Buoyant cushion

D. Life jacket

195. A man aboard a vessel , signaling by raising and lowering his outstretched arms to each side , is indicating .

A. all is clear , it is safe to approach

B. all is clear , it is safe to pass

C. danger , stay away

D. a distress signal

196. A relative bearing is always measured from .

A. the vessel’s head

B. magnetic north

C. true north

D. the vessel’s beam

197. High pressure ridge from Sevastopol to eastern Libya.

A. reaching

B. upgrading

C. increasing

D. extending

198. Which general weather conditions should you expect to fide an a low pressure system?

A. Fair weather

B. Scattered clouds at high elevations

C. Precipitation and cloudiness

D. Gradual clearing and cooler temperatures

199. The best way to determine if a load is within maximum lifting limits is to use .

A. a load weight indicator

B. a boom angle indicator

C. prior experience with similar lifts

D. material invoices for shipping weights

200. As a last resort , a tourniquet can be used to .

A. hold a victim in a stretcher

B. stop uncontrolled bleeding

C. restrain a delirious victim

D. hold a large bandage in place

201. When will the float-free emergency position indicating radio beacon be activated after abandoning ship?

A. Immediately after floating free

B. After about one hour when the salt water activates the battery

C. Only when keyed by the radar of another vessel

D. Only when daylight activates the photovoltaic call

202. A wire rope that has been overstrained will show .

A. a kink in the wire where the strain occurred

B. a decrease in diameter where the strain occurred

C. no visible affects of an overstrain

D. a bulge in the wire where the strain occurred 203. Which davit type can be operated by one man?

A. Sheath screw

B. Radial

C. Gravity

D. Quadrantal

204. A DECK ,SPACE AREA,ETC, NOT PERMITTED TO BE ENTERED FOR SAFETY RREASONS defines .

A. restricted area

B. closed area

C. forbidden place

D. prohibited place

205. Damage to cargo caused by fumes or vapors from liquids, gases, or solids is known as .

A. tainting

B. contamination

C. oxidation

D. vaporization

206. Owing to the big draught of the ship, she has to go alongside by the time of .

A. flood tide

B.ebb tide

C. spring tide

D. slack water

207. Deviation in a compass is caused by the .

A. influence of the magnetic materials of the vessel

B. vessel’s magnetic field

C. vessel’s geograghic position

D. vessel’s heading

208. Loading cargo operation in hold No.3 stopped owing to .

A. gangs available

B. gangs unavailable

C. shortage of navigational charts

D. windlass trouble

209. The maneuvering information required to be posted in the wheelhouse must be on certain conditions. Which of the following is NOT one of these conditions?

A. The hull must be clean

B. There must be clam weather, wind 10 knots or less and a calm sea

C. There must be no current

D. The depth of the water must be at least one and one-half times the draft

210. The maximum difference between mean time and apparent time is .

A. about 16 minutes

B. equal to the longitude expressed in time units

C. 15°of arc

D. the difference between the GHA of mean sun and the first point of Aries

211. You are on watch at sea at night, and a fire breaks out in No.3 hold. What would you NOT do immediately?

A. Proceed to the space and inspect the extent of the fire

B. Shut the cargo hold ventilation

C. Call the master

D. Sound the fire alarm signal to rouse out all hands 212. Date relating to the direction and velocity of rotary tidal currents can be found in the .

A. Tide Tables

B. Nautical Almanac

C. Mariner’s Guide

D. Tidal Current Tables 213. When navigating using DGPS, you may expect your position to be accurate to within a radius of . A. 50 meters B. 100 meters C. 20 meters D. 10 meters

214. A chart has extensive corrections to be made to it. After having been corrected, the chart is printed again and the chart issues is a .

A. first edition

B. reprint

C. new edition

D. revised edition

215. You see another vessel approaching, and its compass bearing does not significantly change . This would indicate that .

A. the other vessel is dead in the water

B. a special circumstances situation exists

C. risk of collision exists

D. you are the stand-on vessel

216. You are approaching a light fitted with at RACON the light may be identified on the radar by______.

A. a circle appearing on the scope surrounding the light.

B. a circle dashed line running from the center of the scope to the light.

C. a coded signal appearing on the same bearing at a greater range than the light.

D. An audible signal when the sweep crosses the light.

217. The principal purpose of adjustment of the magnetic compass is to eliminate ______ as far as possible.

A. deviation

B. compass error

C. variation

D. earth’s magnetic force. 218. Inflammable cargo shall never be stowed in the holds ____to the engine room.

A. relative

B. appropriate

C. adjacent

D. liable

219. Solid green arrows on the man body of pilot chart indicate_______

A. shortest great circle routes

B. probable surface current flow

A. C. prevailing wind directions D. prevailing ocean current directions

220. Spring tides occur______

A. when the moon and sun have declination of the same name.

B. at the beginning of spring when the sun is over the equator.

C. Only when the moon and sun are on the same sides of the earth.

D. When the moon is new or full.

221. The depth___ a shallow patch lying about 1.3miles southeastward of Nanshan Tou lighthouse reduces to about 6.1meters. A. above B. over C. upon D. up 222. You have completed a crude oil wash. What action should be taken with the oil in the lines running to the washing machines?

A. Pull a suction using the supply line pump.

B. Open a COW nozzle forward and one aft and drain the line into the after tank by gravity.

C. Close off all valves in the system and leave the oil in the line primed for the next crude oil wash.

D. Blow the line ort using compressed air.

223. The lighthouse if_____ at night may be in trouble.

A. unvisible

B. being invisible

C. invisible

D. i sn’t visible

224.You are standing the wheel watch on entering port and the Master gives you a rudder command which conflicts whit a rudder command from the pilot what should you do?

A. ask the pilot if he relinquishes control.

B. Obey the pilot’s

C. Obey the master’s

D. Bring the rudder to position midway between the two conflicting orders

225. At the master gyrocompass the compass card is attached to the _____.

A. sensitive element

B. pickup transformer

C. link arm

D. spider element

226. If Annex V to MARPOL73/78 applies to your vessel, you will not be able to discharge____ anywhere at sea A. plastic B. paper C. metal D. glass

227. According to the Rules, a vessel’s length is her _________

A. registered length

B. length between the perpendiculars

C. length along the waterline

D. length overall

228. The purpose of inert gas systems aboard tank vessels is to ______

A.allow sufficient oxygen in the tank to sustain life

B.provide increase in cargo discharge pressure

https://www.sodocs.net/doc/1010469504.html,ply with double hull pollution prevention regulation

D.prevent outside air from entering the tank

229. Who should sign the ship/shore safety checklist?

A. chief officer

B. the surveyor

C. Ship’s and shore’s representatives

D. The captain 230. Which term indicates the rise in height of the bottom plating from the plane of the base line?

A. Deadrise

B. Molded height

C. Shear

D. Camber

231. Before starting any diesel or gasoline engine , which of the following must be checked?

A.flow of cooling water

B. oil level

C. circuit load

D. exhaust discharge

232. You must pick up an individual who has fallen overboard from a sailboat . The final approach should be . A. on a board reach B. downwind C. on a close reach D. upwind 233. When it is advisable to change to another VHF channel, for example channel 15, you should say: .

A. Change to VHF frequency 15 is advised

B. Advise (you) change to VHF channel 15

C. Change to VHF channel 15 is advised

D. Advise (you) change to VHF frequency 15 234. You are steering a southerly course, and you note that the chart predicts an easterly current. Without considering wind, how may you allow for the set?

A. Head your vessel slightly to the left

B. Increase your speed

C. Decrease your speed

D. Head your vessel slightly to the right 235. Section IV of Notices to Mariners Weekly edition is .

A. Repaints of Radio Navigational Warnings

B. Corrections to Admiralty Sailing Directions

C. Corrections to Admiralty List of Radio Signals

D. Explanatory Notes , Indexes to Section II 236. How should you signal the crane operator to lower the boom and raise the load?

A. Extend arm and point finger in the direction to move the boom

B. With forearm vertical and forefinger pointing up, move hand in small horizontal circles

C. Extend arm with thumb pointing downward and flex fingers in and out

D. With arm extend downwards and forefinger pointing down , move hand in small horizontal

circles

237. What is the most important source of information to be used in correcting charts and keeping them up to date?

A. Notices to Mariners

B. Fleet Guides

C. Sailing Directions

D. Pilot Charts

238. ACCIDENTAL ESCAPE OF OIL OUT OF A TANK WHEN IT GETS TOO FULL BECAUSE PUMPING WAS NOT STOPPED IN TIME defines .

A. overtaking

B. over discharging

C. overflow

D. overloading

239. The vessel was drifted off from her due to strong wind.

A. direction

B. trend

C. track

D. course

240 . Why is the ISM Code mandatory?

A. To improve safety B . To satisfy US Coastguard

C. To get lower insurance premiums

D. To save money for the company

241. Unstable equilibrium exists at small angles of inclination when .

A. B is above G

B. G is above M

C. B is off the centerline

D. G is off the centerline 242. What is the proper method to fix running rigging to a cleat?

A. Half-hitches then a round turn

B. A series of half-hitches

C. One round turn

D. A round turn, figure eights, and a half-hitch 243. The warm front is usually lifted up from the surface by_______

A. the cold front

B. heavy wind

C. high pressure

D. hurricane

245. Our engine has a of 10 000 horse-power.

A. capacity

B. responsibility

C. liability

D. ability

246. INMARSAT stands for .

A. The International Marine Standard System

B. The International Maritime Satellite Organization

C. The International Marine System Organization

D. The International Maritime System

247. When is a stand-on vessel FIRST allowed by the Rules to take action in order to avoid collision?

A. When collision is imminent

B. The stand-on vessel is never allowed to take action

C. When the two vessels are less than half a mile from each other

D. When the give-way vessel is not taking appropriate action to avoid collision

248. A splice that can be used in running rigging, where the line will pass through blocks, is a ___.

A. long splice

B. short splice

C. back splice

D. spindle splice

249. When recording the wind direction in the weather log, you would report the .

A. direction the wind is blowing toward

B. duration of the maximum gust of wind

C. direction the wind is blowing from

D. wind chill factor

250. Cleaning , painting and repairing work is known as .

A. lashing work

B. tallying work

C. maintenance work

D. overtime work

251. ANCHOR IS ACROSS means that .

A. anchor is in the ground

B. anchor is cross the bow

C. anchor is dragging

D. anchor is foul

252. What should be used to steer an open lifeboat if the rudder becomes lost or damage?

A. Steering oar

B. Sea anchor

C. Daggerboard

D. Spare rudder

253. Allowance may be made for the expansion and contraction in piping by the use of expansion

joints or .

A. unions

B. bends or loops in the line

C. union bulkhead fitting

D. retractable flanges

254. What can the SART’s audible tone monitor be used for ? It can be used to .

A. inform survivors that a nearby vessel is signaling on DSC

B. inform survivors when the battery’s charge condition has weakened

C. inform survivors that assistance may be nearby

D. inform survivors when the SART switches to the standby mode

255. Regular foam can be used on all but which flammable liquid?

A. Motor gasoline

B. Jet fuel

C. Crude petroleum

D. Alcohol

256. Masters are required to notify Port Authorities of anchorage bearings after .

A. leaving

B. departure

C. anchored

D. anchoring

257. Figure of cargo short-landed in .

A. argument

B. debate

C. dispute

D. discussion

258. My Captain is trying to the pilot station before the ebb tide.

A. reach

B. proceed

C. approach

D. steam

259. Mariners not entering the port are to keep at least one mile off.

A. reported

B. supplied

C. advised

D. complied

260. When should operational checks on navigation equipment be done?

A. Regularly, when preparing for sea and entering port

B. When errors are indicated

C. When time allows

D. As often as possible

261. Information on the operating times and characteristics of foreign radiobeacons can be found in which publication?

A. List of Lights

B. Coast Pilot

C. Sailing Directions

D. List of Radiobeacons 262. An example of a modern anchor which has a stock is a(n) ______.

A. articulated anchor

B. Flipper Delta anchor

C. Baldt anchor

D. Danforth anchor 263. A band or collar on the top end of a boom to which the topping lift，midships guy，and outboard guys are secured，is called the ______.

A. collar band

B. guy band

C. pad eye collar

D. spider band

264. A stopper used in securing the ground tackle for sea that consists of a grab attached to a turnbuckle is a ______.

A. riding pawl

B. buckler

C. devil’s claw

D. locking ring

265. The safety stopper that prevents the anchor cable from running free if the cable jumps the wildcat is the ____.

A. riding pawl

B. devil's claw

C. buckler plate

D. spill pipe

266. A stage should only be rigged ______.

A. over the bow or stern of a vessel

B. over the flat sides of a vessel

C. over the open water

D. over the dockside

267. A tank which is NOT completely full or empty is called ______.

A. pressed

B. slack

C. inertial

D. elemental

268. According to the navigation rules, all of the following are engaged in fishing except a vessel ____.

A. Setting nets.

B. Trawling.

C. Using a dredging net.

D. Trolling.

269. In order to discharge a CO2 portable fire extinguisher, the operator must FIRST ______.

A. invert the CO2 extinguisher

B. squeeze the two trigger handles together

C. remove the locking pin

D. open the discharge valve

270. Vessel’s provisions refer to ______ of the vessel.

A. fuel oil

B. vegetable and food

C. spare parts on board

D. ballast water 271. ______ will be paid by ship-owners after tallyman doing the tally work.

A. Cargo-handling/expenses

B. Tally money

C. Cargo-tallying/dues

D. Tally fees 272. All wire rope used in shipboard gear must be identified and described in a certificate, the certificate shall certify all of the following EXCEPT the_____.

A. date of the test

B. load at which a test sample broke

C. name of the vessel

D. number of strands and of wires in each strand

273. Which of the following is defined as static information?

A. Navigational status

B. Safety related message

C. MMSI

D. Route plan

274. When you are steering on a pair of range lights and find the upper light is in line above the lower light , you should _____.

A. continue on the present course

B. come left

C. come right

D. wait until the lights are no longer in a vertical line

275. A crew member is unconscious and the face is flushed. You should ______.

A. lay the crew member down with the head and shoulders slightly raised

B. administer a liquid stimulant

C. lay the crew member down with the head lower than the feet

D. attempt to stand the crew member upright to restore consciousness

276. The engine in a covered lifeboat is fueled with ______.

A. kerosene

B. unleaded gasoline

C. diesel oil

D. liquefied gas

277. A SEAMARK，I.E. A BUOY，INDICATING THE NORTH，EAST，SOUTH OR WEST FROM A FIXED POINT，E.G. A WRECK is ______.

A. Entrance buoy

B. New buoy

C. Port buoy

D. Cardinal buoy

278. You are making ship-to-shore telephone calls on VHF. You should use the ______.

A. VHF-FM service

B. coastal harbor service

C. high seas service

D. emergency broadcast service

279 .You are using VHF channel 16 (156.8 MHz) or 2182 KHz. You need help but are not in danger. You should use the urgent signal ______.

A. ASSISTANCE NEEDED

B. PAN-PAN

C. MAYDAY

D. SECURITE

280. A line connecting all possible positions of your vessel at any given time is a ______.

A. longitude line

B. latitude line

C. isogonic lines

D. line of position

281. Cumulonimbus clouds are most likely to accompany a(n) ______.

A. high pressure system

B. cold front

C. warm front

D. occluded front 282. Once you have established the daily ration of drinking water in a survival situation，how should you drink it?

A. Small sips at regular intervals during the day

B. The complete daily ration at one time during the day

C. One-third the daily ration three times daily

D. Small sips only after sunset

航海英语第四十六期题与答案[1]

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