搜档网
当前位置:搜档网 › 中国石油大学(华东) 科技英语 习题

中国石油大学(华东) 科技英语 习题

中国石油大学(华东) 科技英语 习题
中国石油大学(华东) 科技英语 习题

1. The smaller and newer universities do not _______ the staff or equipment to carry out the practical research projects possible in larger institutions.

A. protect

B. prevent

C. possess

D. process

[2].

2. What she achieved in her research might _______ what she had been expecting and might make contribution to the domain.

A. exceed

B. exclaim

C. excess

D. extend

[3].

3. Whoever wishes to succeed may have to _______ disappointment and failure before experiencing success.

A. undergo

B. underlie

C. undermine

D. underline

[4].

4. This generation of fuels is extraordinarily environmental-friendly and also easily _______ into the soil without pollution.

A. decompose

B. decompress

C. decrease

D. decorate

[5].

5. Differences between languages _______ the different modes of thinking as thinking is the basis of language.

A. distinguish from

B. deviate from

C. deliver from

D. derive from

[6].

6. If your rates meet with our _______, we will sign a contract with your company.

A. approach

B. aptitude

C. approval

D. application

[7].

7. If a country wants to develop its economy successfully, there has to be a clear _______ of its social needs.

A. aptitude

B. assurance

C. insurance

D. assessment

[8].

8. Astronauts are _______ all kinds of tests before they are actually sent up in a spacecraft.

A. inclined to

B. subjected to

C. prone to

D. bound to

[9].

9. This aircraft’s safety record is a(an) _______ testament to its designers’ skill.

A. sensitive

B. sensible

C. imaginative

D. impressive

[10].

10. I am a seasoned and honorable English teacher with a unique way to train both fellow teachers and office _______.

A. group

B. individual

C. personnel

D. corporation

11. He was accused of trying to use military forces to _______ voters on election day.

A. stimulate

B. intimidate

C. imitate

D. simulate

[12].

12. The directory, which is corrected and _______ every year, can become one of your best friends if you take trouble to know it well.

A. updated

B. streamlined

C. enriched

D. distorted

[13].

13. It will be safer to walk on the streets because people will not need to carry large amounts of cash; virtually all financial _______ will be conducted by computer.

A. transitions

B. transmissions

C. transactions

D. transformations

[14].

14. If you _______ something, you get it back from the place where you left it.

A. compensate

B. remedy

C. supplement

D. retrieve

[15].

15. In this case it is desirable to _______ additional oxidizer into the composition.

A. mix

B. incorporate

C. combine

D. identify

[16].

16. Some futurologists, in particular, have taken this important moment to _______ and describe a new century to us.

A. see

B. consider

C. think

D. envision

[17].

17. For example, in a _______ space, students can “dissect” a human body, “visit” ancient battlefields, or “talk” with Shakespeare.

A. separate

B. real

C. virtual

D. isolated

[18].

18. After the tracheotomy operation, he lost the ability to _______ his feelings and only those who were very close could understand him by lip movement.

A. verbalize

B. show

C. express

D. discuss

[19].

19. If you are to give a talk, try to _______ your ideas to a few points in note form, so that you can speak freely from your notes rather than read out the whole speech.

A. diminish

B. decrease

C. reduce

D. decline

[20].

20. Before the game team captains _______ a coin, the winner has the right to serve first. The loser has the right to choose ends.

A. toss

B. hurl

C. fling

D. pitch

[21].

21. The opposition reckoned the tax would allow the government to splurge before _______ elections next year.

A. principal

B. multiple

C. municipal

D. mutual

[22].

22. Confidence in the economy was also reflected in the strength of the stock exchange and in the _______ of bond market.

A. reliance

B. orientation

C. alliance

D. reliability

[23].

23. In Japan, service is viewed not as a luxury, but as an essential _______ for the success of individual companies.

A. recipe

B. compound

C. ingredient

D. facet

[24].

24. The massive quantities of salt water can further _______ soils, rendering them unsuitable for many crops.

A. contemplate

B. articulate

C. consolidate

D. contaminate

[25].

25. The price of vegetables _______ according to the weather, the season and the demand and supply.

A. flutters

B. fluctuates

C. flushes

D. flourishes

[26].

26. She devised a plan _______ they might escape from the tightly guarded prison.

A. whereas

B. wherein

C. whereby

D. whereabouts

[27].

27. The pupils were asked by the teacher to do some exercises concerning the _______ from yards into meters.

A. convention

B. conversion

C. contention

D. contemplation

[28].

28. Will individual schools be given the right to _______ out of the local school authority?

A. obsess

B. orient

C. oblige

D. opt

[29].

29. The British government had decided to _______ the troops stationed here, so maybe several months later you will be able to be with your family again.

A. take out

B. phase out

C. bring out

D. wipe out

[30].

30. Tim and Teddy seemed to be alienated these days; there must have been some misunderstandings between them,

and I hope they can _______ the misunderstandings.

A. clean up

B. get out

C. turn out

D. iron out

The Surface of Mars

Paragraph 1

The surface of Mars shows a wide range of geologic features, including huge volcanoes-the largest known in the solar system-and extensive impact cratering. Three very large volcanoes are found on the Tharsis bulge, an enormous geologic area near Mars's equator. Northwest of Tharsis is the largest volcano of all: Olympus Mons, with a height of 25 kilometers and measuring some 700 kilometers in diameter at its base. The three large volcanoes on the Tharsis bulge are a little smaller-a "mere" 18 kilometers high.

Paragraph 2

None of these volcanoes was formed as a result of collisions between plates of the Martian crust-there is no plate motion on Mars. Instead, they are shield volcanoes-volcanoes with broad, sloping slides formed by molten rock. All four show distinctive lava channels and other flow features similar to those found on shield volcanoes on Earth. Images of the Martian surface reveal many hundreds of volcanoes. Most of the largest volcanoes are associated with the Tharsis bulge, but many smaller ones are found in the northern plains.

Paragraph 3

The great height of Martian volcanoes is a direct consequence of the planet's low surface gravity. As lava flows and spreads to form a shield volcano, the volcano's eventual height depends on the new mountain's ability to support its own weight. The lower the gravity, the lesser the weight and the greater the height of the mountain. It is no accident that Maxwell Mons on Venus and the Hawaiian shield volcanoes on Earth rise to about the same height (about 10 kilometers) above their respective bases-Earth and Venus have similar surface gravity. Mars's surface gravity is only 40 percent that of Earth, so volcanoes rise roughly 2.5 times as high. Are the Martian shield volcanoes still active? Scientists have no

direct evidence for recent or ongoing eruptions, but if these volcanoes were active as recently as 100 million, years ago (an estimate of the time of last "eruption based on the extent of impact cratering on their slopes), some of them may still be at least intermittently active. Millions of years, though, may pass between eruptions.

Paragraph 4

Another prominent feature of Mars's surface is cratering. The Mariner spacecraft found that the surface of Mars, as well as that of its two moons, is pitted with impact craters formed by meteoroids falling in from space. As on our Moon, the smaller craters are often filled with surface matter-mostly dust-confirming that Mars is a dry desert world. However, Martian craters get filled in considerably faster than their lunar counterparts. On the Moon, ancient craters less than 100 meters across (corresponding to depths of about 20 meters) have been obliterated, primarily by meteoritic erosion. On Mars, there are relatively few craters less than 5 kilometers in diameter. The Martian atmosphere is an efficient erosive agent, with Martian winds transporting dust from place to place and erasing surface features much faster than meteoritic impacts alone can obliterate them.

Paragraph 5

As on the Moon, the extent of large impact cratering (i.e.craters too big to have been filled in by erosion since they were formed) serves as an age indicator for the Martian surface. Age estimates ranging from four billion years for Mars's southern highlands to a few hundred million years in the youngest volcanic areas were obtained in this way.

Paragraph 6

The detailed appearance of Martian impact craters provides an important piece of information about conditions just below the planet's surface. Martian craters are surrounded by ejecta (debris formed as a result of an impact) that looks quite different from its lunar counterparts. A comparison of the Copernicus crater on the Moon with the (fairly typical) crater Yuty on Mars demonstrates the differences. The ejecta surrounding the lunar crater is just what one would expect from an explosion ejecting a large volume of dust, soil, and

boulders.However, the ejecta on Mars gives the distinct impression of a liquid that has splashed or flowed out of crater. Geologists think that this fluidized ejecta crater indicates that a layer of permafrost, or water ice, lies just a few meters under the surface. Explosive impacts heated and liquefied the ice, resulting in the fluid appearance of the ejecta.

[31].

1、The word "distinctive” in paragraph 2 is closest in meaning to

A. Deep

B. Complex

C. Characteristic

D. Ancient

[32].

2、According to paragraphs 1 and 2, which of the following is NOT true of the shield volcanoes on the Tharsis bulge?

A. They have broad, sloping sides.

B. They are smaller than the largest volcano on Mars.

C. They have channels that resemble the lava channels of volcanoes on Earth.

D. They are over 25 kilometers tall.

[33].

3、In paragraph 3, why does the author compare Maxwell Mons on Venus to the Hawaiian shield volcanoes on Earth?

A. To help explain the relationship between surface gravity and volcano height

B. To explain why Mars's surface gravity is only 40 percent of Earth's

C. To point out differences between the surface gravity of Earth and the surface gravity of Venus

D. To argue that there are more similarities than differences between volcanoes on different planets

[34].

4、According to paragraph 5, what have scientists been able to determine from studies of large impact cratering on Mars?

A. Some Martian volcanoes are much older ithan was once thought.

B. The age of Mars's surface can vary from area to area.

C. Large impact craters are not reliable indicators of age in areas with high volcanic activity.

D. Some areas of the Martian surface appear to be $Wer than they actually are.

[35].

[36].

[37].

5、Directions: An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the THREE answer choices that express the most important ideas in the passage. Some answer choices do not belong in the summary because they express ideas that are not presented in the passage or are minor ideas in the passage.

Volcanoes and impact craters are major features of Martian geology. A. Plate motion on Mars, once considered to have played no role in shaping the planets surface, is

now seen as being directly associated with the planet's earliest volcanoes. B.Mars has shield volcanoes, some of which are extremely tall because of the planet"s low surface

gravity.

C. Although the erosive power of the Martian atmosphere ensures that Mars has fewer craters than the

Moon does, impact craters are prominent on Mars' s surface.

D. Scientists cannot yet reliably estimate the age of the Martian surface because mere has been too

much erosion of it.

E. Scientists have been surprised to discover that conditions just below the surface of Mars are very

similar to conditions just below the surface of the Moon

F. Studies of crater ejecta have revealed the possibility of a layer of permafrost below the surface of

Mars.

填空题[教师自编][题数:10;分数:10分]

The number of fake websites is on the rise as the end of the year approaches. Hackers are using malicious software(=malware) and fraudulent欺诈的, 不正的, 不诚实的

Web pages to steal valuable information from Internet users. Online theft , fraud have become a serious [38]. to user's security once again.

According to the latest security reports released by major anti-virus software developers, the number of malware embedded嵌入webpages and phishing网络钓鱼(以虚假的身份和形象随机骗取个人帐号和密码)websites is [39]. .

Tong Yong, engineer of Kingsoft Internet Security Co., said, "Our analysis indicates that there are more than 100,000 [40]. Web address linked to phishing websites. More than 300 new phishing addresses are generated every day."

Phishing is the criminally fraudulent process of attempting to acquire [41]. ,such as usernames, passwords and credit card details, by masquerading假装,冒充as a reputable声誉好的website.

In China, auction sites拍卖网站like https://www.sodocs.net/doc/54264324.html, and online payment processors like https://www.sodocs.net/doc/54264324.html, are the main targets of phishing.

Tong Yong said, "Fake Taobao and Alipay websites target people's bank [42]. .We have observed an apparent increase in the number of phishing victims."

One notorious臭名昭著的phishing website emulates仿真,模仿the home page of one of CCTV's most-watched game shows. It lures引诱netizens into a trap by offering [43]. prizes to an unsuspecting public.

Wang Xin, vice president of Kingsoft Internet Security Co., said, "The general public cannot identify the fake website, and bank information, even passwords, are easily stolen on these sites."

An Internet Security Alliance has been formed to deal with the growing number of [44]. cases. It comprises包含,由...组成IT firms such as Taobao, Kingsoft, Alipay, and Maxthon.

Ni Liang, director of Taobao Internet Security Dept., said, "We need every facet(方)面of s ociety to unite against phishing websites, so that we can improve our odds可能性of winning."

As the leading auction website in Asia, Taobao has long been the [45]. of online phishing. The website is planning to invest 100 million yuan to crack down打击,制裁

on phishing. However, the company says the [46]. of a few firms is far from enough. Netizens' support is another essential [47]. to uproot根除the phishing websites.

参考答案

1~5 CAAAA 6~10 ADBDC 11~15 BACDB 16~20 DCCBA 21~25 BDDDB 26~30 CBDBD

31~34 CDAB 35~37 BCF

38 threat 39 on the rise 40 active 41 sensitive information 42 deposits 43 fake 44 phishing

45 victim 46 joint effort 47 ingredient

中国石油大学(北京)英语1-3次在线作业答案

第一次作业 第1题 – hello. may i speak to mary? -- _________ 您的答案:B 题目分数:0.5 此题得分:0.5 批注:电话用语,常直接说,speaking,意思是我就是,您请讲。 第2题 – Can I talk with Mr. Wang? --___________ 您的答案:A 题目分数:0.5 此题得分:0.5 批注:打电话常用语。 第3题 –I’d like to speak to Jessie, please. --___________ 您的答案:C 题目分数:0.5 此题得分:0.5 批注:打电话常用语。hold on 意思是请别挂断,稍等。 第4题 She wanted to go boating with Jack, but her father warned her ________. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:warn一词要求后用不定式,warn sb. to do sth.劝某人做某事,否定形 式为warn sb. not to do sth. 劝某人不要做某事 第5题 Her English is very good. She can speak English better than _________ in her grade. 您的答案:C 题目分数:0.5

批注:anyone else 其他任何人 第6题 They usually have less money at the end of the month than _______ at the beginning. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:注意比较的对象,是他们有钱的情况 第7题 Iron expands when____ . 您的答案:C 题目分数:0.5 此题得分:0.5 批注:当when 引导的时间状语中的主语与句子的主语一致时,主语和be动词都 可以省略。Iron expands when it is heated. 第8题 All the people here, whether ______, will get a present. 您的答案:B 题目分数:0.5 此题得分:0.5 批注:wheather...or... 的用法 第9题 If you_________, I’ll buy the tickets. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:从句意来判断 第10题 This is one of the oldest buildings in town, ___________. 您的答案:A

石油大学大学英语在线作业一、二、三

第一次在线作业 单选题(共40道题) 收起 1.( 2.5分)-- How do you do, Mr. Wang? --_________________. A、How do you do? B、I’m doing fine. C、Nice to meet you. D、I’m OK. 我的答案:A 此题得分:2.5分 2.(2.5分)-- What’s up? --______________. A、How do you do? B、Hello. C、Nothing much. D、What’s down? 我的答案:C 此题得分:2.5分 3.(2.5分)-- ______________ -- Quite well.And you? A、Good to see you. B、How are you doing? C、Hi! D、What’s up? 我的答案:B 此题得分:2.5分 4.(2.5分)He responded with great anger ________this unfair treatment of his classmates. A、for B、at C、to D、with 我的答案:C 此题得分:2.5分 5.(2.5分)You should take an umbrella with you when you go to school _______of rain. A、in case B、in the case C、in cases D、in the cases 我的答案:A 此题得分:2.5分 6.(2.5分)He works ______. A、lone B、lonely C、alone D、lonesome 我的答案:C 此题得分:2.5分 7.(2.5分)He got up at 6:00 that day but he ________up at 7:00. A、usually getts

中国石油大学远程教育英语作业

第1题 – hello. may i speak to mary? -- _________ 您的答案:B 题目分数:0.5 此题得分:0.5 批注:电话用语,常直接说,speaking,意思是我就是,您请讲。 第2题 – Can I talk with Mr. Wang? --___________ 您的答案:A 题目分数:0.5 此题得分:0.5 批注:打电话常用语。 第3题 –I’d like to speak to Jessie, please. --___________ 您的答案:C 题目分数:0.5 此题得分:0.5 批注:打电话常用语。hold on 意思是请别挂断,稍等。 第4题 She wanted to go boating with Jack, but her father warned her ________. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:warn一词要求后用不定式,warn sb. to do sth.劝某人做某事,否定形式为warn sb. not to do sth. 劝某人不要做某事 第5题 Her English is very good. She can speak English better than _________ in her grade. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:anyone else 其他任何人 第6题

They usually have less money at the end of the month than _______ at the beginning. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:注意比较的对象,是他们有钱的情况 第7题 Iron expands when____ . 您的答案:C 题目分数:0.5 此题得分:0.5 批注:当when 引导的时间状语中的主语与句子的主语一致时,主语和be动词都可以省略。Iron expands when it is heated. 第8题 All the people here, whether ______, will get a present. 您的答案:B 题目分数:0.5 此题得分:0.5 批注:wheather...or... 的用法 第9题 If you_________, I’ll buy the tickets. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:从句意来判断 第10题 This is one of the oldest buildings in town, ___________. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:这是镇上最老的建筑之一,如果不是最好的话。 第11题 – Can I take a message? --__________

【精品】中国石油大学英语在线作业答案

第一次在线作业 单选题 (共40道题) 1.( 2.5分)The question is still ______ d iscussion. A、in B、by C、for D、under 我的答案:D 此题得分:2.5分 2.(2.5分)–hello. may i speak to mary? --_________ A、Sorry. B、Speaking. C、I don’t know you. D、Why? 我的答案:B 此题得分:2.5分 3.(2.5分)–Can I talk with Mr. Wang? --___________ A、He’s not in right now. B、He’ll come back.

C、He likes coffee. D、He has run away. 我的答案:A 此题得分:2.5分 4.(2.5分)–I’d like to speak to Jessie, please. --___________ A、I don’t know. B、Never mind. C、Hold on, please. D、Go on. 我的答案:C 此题得分:2.5分 5.(2.5分)She wanted to go boating with Jack, but her father warned her ________. A、not go B、not C、not to D、don’t 我的答案:C 此题得分:2.5分 6.(2.5分)Her English is very good. She can speak English bette r than _________ in her grade. A、any one B、the one

中国石油大学大学英语(三)在线作业

第1题 —hello. may i SPeak to mary? 您的答案:B 题目分数:0.5 此题得分:0.5 批注:电话用语,常直接说,SPeaking, 意思是我就是,您请讲 第2题 -Can I talk With Mr. Wang? -- ___________ 您的答案:A 题目分数:0.5 此题得分:0.5 批注:打电话常用语第3题 -I ' d like to SPeak to Jessie, please. -- __________ 您的答案:C 题目分数:0.5 此题得分:0.5 批注:打电话常用语。hold on 意思是请别挂断,稍等。 第4题 She Wanted to go boating With Jack, but her father Warned her ______ 您的答案:C 题目分数:0.5 此题得分:0.5 批注:Warn 一词要求后用不定式,Warn sb. to do sth. 劝某人做某事,否定形式为Warn sb. not to do sth. 劝某人不要做某事第5题 Her English is very good. She can sPeak English better than _______________ in her grade. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:anyone else 其他任何人第6题

They usually have less money at the end of the month than beginning. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:注意比较的对象,是他们有钱的情况第7题 Iron expands when ___ 您的答案:C 题目分数:0.5 此题得分:0.5 批注:当when 引导的时间状语中的主语与句子的主语一致时,主语和都可以省略。Iron expands when it is heated. 第8题 All the people here, whether _____ , will get a present. 您的答案:B 题目分数:0.5 此题得分:0.5 批注:wheather...or... 的用法第9题 If you _______ , I 'll buy the tickets. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:从句意来判断第10 题This is one of the oldest buildings in town, __________ 您的答案:A 题目分数:0.5 此题得分:0.5 批注:这是镇上最老的建筑之一,如果不是最好的话第11 题 —Can I take a message? 您的答案:A 题目分数:0.5 此题得分:0.5 批注:打电话时的常用语第12 题 - Good evening. This is Kevin Restaurant. 您的答案:D 题目分数:0.5 此题得分:0.5 批注:餐馆订餐时的常用语第13 题 All the machines _______ by the end of the following week. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:一般将来时中被动语态的用法第14 题 What we have done _______ useful to people. 您的答案:A 题目分数:0.5 此题得分:0.5 at the be 动词

2015中国石油大学(华东)第一学期期末考试题《大学英语3》

I. Use of English (A)1. — What would you like to have, meat or fish? —Either will do (B)2. — Thank you very much for giving me so much help. —You’re welcome. (A)3. — Must I be home before seven? —No, you needn’t. (D)4. — Would you rather come on Friday or Saturday? —Friday. (C)5. — I doubt whether the Chinese Football Team can win the game this time. —It’s hard to say. (A)6. — Excuse me, when is the next flight from London due to arrive? —In half an hour. (A)7. —I’m glad you like it. Please drop in an y time you like. —Yes, I will. (C)8. —I believe we’ve met somewhere before. — No, I don’t think so. (B)9. —You’ve given us a wonderful Chinese dinner, Mrs. Wang. —I’m glad you enjoyed it. (D)10.—I’m sorry. Bob’s not in his office. —Can you take a message for me? (C)11. — I'm afraid I've got a terrible flu. —Better go and see a doctor. (C)12. —It’s cold in here. Do you mind if I close the door? —Of course not. (D)13. —I’m going to America for a holiday next week. —That’s great! (B)14. — What a beauti ful dress you’re wearing! —Thank you. (A)15. — Would you like a cup of coffee? —Yes, please. (B)16.— Could I borrow your CD of English songs? —I’m sorry. It’s not at hand now. (D)17.—Hello, Sally. How’s everything? —Just so-so. (A)18.— Waiter! —Yes, sir? —I can’t eat this. It’s too salty. (C)19.—I’ll be away on a business trip. Would you mind looking after my cat? — Not at all. I’d be happy to. (D)20.—I’m taking my driving test tomorrow. —Good luck!

中国石油大学(华东)实验报告

2014—2015学年第3学期传感器课程设计实习报告 专业班级 姓名 学号 报告日期 2015年7月20日

传感器课程设计暑期实习报告 第一部分变送器电路实验 一:实验仪器和设备 DT9208万用表一只、+5/24V直流电源一台、万能电路板一块、镊子一只、导线若干、XTR106等芯片、常用电子元器件若干。 二:实验步骤 2、了解电阻式传感器原理、测量转换线路。 把压力、温度、流量、液位等物理信号转换成电阻值变化的传感器,电阻式传感器具有结构简单、输出精度高、线性和稳定性好的特点。主要包括电阻应变式传感器、压阻式传感器等。 测量转换线路:桥路电阻(以应变片式压力传感器为例) 图1全桥式应变片测量电路 当作用在应变片上的压力发生变化时,其阻值也随之发生变化,从而引起输出电压的变化,其中R1和R3、R2和R4的阻值变化方向一致(变化方向如上图所示)。 3、阅读XTR106芯片厂家英文资料,掌握其工作基本原理。 XTR106 是高精度、低漂移、自带两路激励电压源、可驱动电桥的4 ~ 20 mA 两线制集成单片变送器,,它的最大特点是可以对不平衡电桥的固有非线性进行二次项补偿,。它可以使桥路传感器的非线性大大改善,,改善前后非线性比最大可达20:1。

4、分析图3电路的工作原理。 图2 XTR外部电路连接示意图 原理:通过改变电阻的阻值,使桥路产生相应的mV级压差,桥路的输出分别连到运放的两个正输入端,经运放以后产生V级电压差。运放的输出再进入到XTR106芯片进行线性化调整(阻值和输出电流值之间)之后产生4~20mA电流输出。其中桥路需要的5V和运放需要的5.1V供电电压由XTR106芯片提供,而XTR106芯片需要的24V供电电压由实验台提供。 5、利用万能电路板搭建上述电路,要求分部分搭建,分成电阻桥路部分、差动放大部分、XTR本体部分,要求对前两部分电路线进行测试,确认符合相关要求时方可接入第三部分电路。 在本案例中,我们完成桥路和差动放大部分的搭建后,对桥路和差动放大部分进行了测试。 当电桥平衡时: 桥路部分:,桥路的两端分别都有电压,但桥路输出为零。 差动放大部分:输入分别对应桥路两端的电压值且相等,输出为零。 电桥不平衡时: 桥路部分:桥路的输出不为零,最大时压差为0.6mV。 差动放大部分:对压差进行放大后产生V级压差,本案例中,我们的放大倍

中国石油大学(华东)高起专英语答案

一、汉译英 1、虽然我们周围都是空气,但我们看不见它 Although there is air all around us, we can't see it. 2、关键问题是如何把计划付诸实施 The key question is how to put the plan into practice 3、孩子们高兴得跳了起来 The children jumped for joy 4、你听见有人在敲门吗? Do you hear someone knocking at the door? 二、完形填空 A It was two o' clock in the morning and it was dark. Mr. Thompson woke up his wife. "Irene," he called softly, "the baby' s crying." Mrs. Thompson sat up in bed and listened. "That' s not the baby, Jim," she said. "It’ s a cat!" "It can' t be a cat," her husband said. "I' II go and look." Mr.Thompson got up and went to the window. "You' re right, Irene," he said. "There is a cat in the garden. Listen to it!" "You must stop it, Jim," Mrs.Thompson said. "That cat will wake up our baby." "What can I do?" Mr.Thompson asked. "Throw a shoe at it,” his wife said. "I can' t do that,” Mr Thompson said. "Why not?" his wife asked. "Can you see it?" "I can see it very well" said Mr.Thompson. "But I can' t throw a shoe at it. It’ s sitting on my green-house." B In Mount Berry, Georgia, people find a group of schools built specially for mountain children. The schools, as well as the mountain itself, are named after Martha Berry herself, a daughter of a Georgian mountaineer. Martha Berry was born in 1866. Luckier than most Georgian mountain children, she received an education. But she never forgot other children of the mountains whose parents couldn't afford to send them to school. In 1902 Martha Berry started a school for these children It was housed in a single small log cabin and was attended by only five pupils. Now, eighty years later, there are a score of Berry schools in the area, with a total of over one thousand students and waiting list of about five thousand.

中国石油大学(北京)大学英语(三)翻译

五、英汉互译 1. Those who accomplish their tasks carefully are worthy of praising. 那些认真完成自己工作的人都值得表扬 1.Children tend to believe that their fathers are infinitely resourceful and versatile.孩子们通常认为他们的父亲是足智多谋、多才多艺的人 3.He was shivering from fear as if he had seen a ghost.他恐惧的发抖,就好像看见鬼一样 4.His speech was constantly interrupted by applause.他的讲话不断被掌声打断 5.People have proposed all sorts of hypotheses to explain why dinosaurs have become extinct.人们提出各种各样的假说来解释恐龙为什么已经灭绝

6.He told me that he had lived in America for ten years before he came to China他告诉我他来中国之前他在美国生活了十年 7.John and his brother differ in personality even if their differences in age are not significant.约翰和他的兄弟尽管年龄上有显著差别,但性格不同 8.When she got back home, she showed her new beautiful hat to her husband.当她回到家时,她把她新的漂亮的帽子展示给她丈夫看 9.He is always in a hurry and in the end loses both time and his good name .他总是匆匆忙忙,最后既损失了时间,也损失了好的声誉 10.When he began to work, his money was used up at the end of every month.在每个月末,他的钱用光时,他开始工作

中国石油大学远程教学教育大学英语在线作业及答案

第1题 -- How do you do, Mr. Wang? --_________________. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:陌生人初次见面的问候语,也用how do you do 来回答。 第2题 -- What’s up? --______________. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:What’s up? 打招呼时的常用语,询问对方“还好吗?”“最近怎样?”“有什么事情发生吗?”,回答常用nothing much或nothing,表示“没什么事情发生”。 第3题 -- ______________ -- Quite well.And you? 您的答案:B 题目分数:0.5 此题得分:0.5 批注:从回答Quite well.And you?可以猜测问的应该是身体状况,通常打招呼询问最近身体如何常用“how are you?"或”how are you doing?" 第4题 He responded with great anger ________this unfair treatment of his classmates. 您的答案:C 题目分数:0.5 此题得分:0.5

批注:respond to固定短语,表示“对...做出反应” 第5题 You should take an umbrella with you when you go to school _______of rain. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:本句意思是:“你上学时应该带上伞,以防有雨。”in case以防,免得 第6题 He works ______. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:这里考察alone和lonely的区别。alone表示“独自、单独、一个人”,而longly是带有感情色彩的“孤单地、寂寞地”,句子只说明他是独自工作。 第7题 He got up at 6:00 that day but he ________up at 7:00. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:句意:“那天他是6点钟起床的,通常他是7点起床”。usually 通常、平常、习惯地,常用于一般现在时。 第8题 The plane is scheduled to arrive ______ because of bad weather. 您的答案:B 题目分数:0.5 此题得分:0.5 批注:arrive late 到得晚,这里指飞机晚点。late 在这里是副词,修饰动词arrive

中国石油大学华东历年考研专业课真题和答案

中国石油大学(华东)历年考研专业课真题目录: 中国石油大学(华东)历年考研 代码 真题年代 专业课真题科目 211 翻译硕士英语2011 212 翻译硕士俄语2011 242 俄语2008---2011 243 日语2008---2011 244 德语2011 245 法语2008---2011 357 英语翻译基础2011 358 俄语翻译基础2011 448 汉语写作与百科知识2011 703 公共行政学2011 704 数学分析2011 705 普通物理2011 706 有机化学2000,2005---2009,2011 707 无机及分析化学2007---2009,2011 708 生物化学2011 法学基础(法理学、民法学、刑 2011 710 法学)

711 中国古代文学2011 715 中国化马克思主义原理2008,2011 体育学专业基础综合(体育教育 2011 716 学、运动生理学、运动训练学) 801 沉积岩石学2005---2008 802 构造地质学2003---2010 803 地震勘探2003---2009,2011 805 电子技术基础2011 806 软件技术基础2011 808 地理信息系统2011 809 石油地质学2001---2011 810 测井方法与原理2005---2011 811 工程流体力学2001---2009,2011 812 理论力学2008---2011 813 材料力学2006---2011 814 物理化学1999---2009,2011 815 渗流物理2001---2009,2011 816 油田化学基础2011 817 工程热力学2008---2011 818 化工原理1999---2009,2011 819 生物工程2011

中国石油大学(北京)《大学英语(一)》第三阶段在线作业答案

第三次在线作业 单选题(共40道题) 收起 For personal use only in study and research; not for commercial use 1.( 2.5分)--How about taking a break?--______. ?A、Thank you ?B、Good idea ?For personal use only in study and research; not for commercial use ? ?C、See you ?D、Good-bye 我的答案:B 此题得分:2.5分 2.(2.5分)Seldom ____ any mistakes during my past few years of working here. ?A、would I make ?B、did I make ?C、I did make ?D、shall I make 我的答案:B 此题得分:2.5分 3.(2.5分)Not until all the fish died in the river, _____ how serious the pollution was. ?A、did the villagers realize ?B、the villagers realized ?C、the villagers did realize ?D、didn’t the villagers realize 我的答案:A 此题得分:2.5分

4.(2.5分)--I just got promoted to sales manager. -- __________ ?A、When? ?B、How could you? ?C、Congratulations! ?D、That' s good 我的答案:C 此题得分:2.5分 5.(2.5分)I have been to the doctor’s about my headache. He says there is_____ but I must lie up for a few days. ?A、something serious ?B、anything serious ?C、not serious ?D、nothing serious 我的答案:D 此题得分:2.5分 6.(2.5分)He is ______ of an actor. ?A、anybody ?B、anyone ?C、somebody ?D、something 我的答案:D 此题得分:2.5分 7.(2.5分)I don’t drink ______ water during the day. ?A、a few ?B、much ?C、little ?D、lots of

中国石油大学(北京) 大学英语(一)第一次在线作业

中国石油大学(北京)大学英语(一)第一次在线作业 第1题 -- How do you do, Mr. Wang? --_________________. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:陌生人初次见面的问候语,也用how do you do 来回答。 第2题 -- What’s up? --______________. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:What’s up? 打招呼时的常用语,询问对方“还好吗?”“最近怎样?”“有什么事情发生吗?”,回答常用nothing much或nothing,表示“没什么事情发生”。 第3题 -- ______________ -- Quite well.And you? 您的答案:B 题目分数:0.5 此题得分:0.5 批注:从回答Quite well.And you?可以猜测问的应该是身体状况,通常打招呼询问最近身体如何常用“how are you?"或”how are you doing?" 第4题 He responded with great anger ________this unfair treatment of his classmates. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:respond to固定短语,表示“对...做出反应”

Y ou should take an umbrella with you when you go to school _______of rain. 您的答案:A 题目分数:0.5 此题得分:0.5 批注:本句意思是:“你上学时应该带上伞,以防有雨。”in case以防,免得 第6题 He works ______. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:这里考察alone和lonely的区别。alone表示“独自、单独、一个人”,而longly是带有感情色彩的“孤单地、寂寞地”,句子只说明他是独自工作。 第7题 He got up at 6:00 that day but he ________up at 7:00. 您的答案:C 题目分数:0.5 此题得分:0.5 批注:句意:“那天他是6点钟起床的,通常他是7点起床”。usually 通常、平常、习惯地,常用于一般现在时。 第8题 The plane is scheduled to arrive ______ because of bad weather. 您的答案:B 题目分数:0.5 此题得分:0.5 批注:arrive late 到得晚,这里指飞机晚点。late 在这里是副词,修饰动词arrive 第9题 -- I don’t think we’ve met before. I’m Jeniff er. --_________________. 您的答案:B 题目分数:0.5 此题得分:0.5 批注:打招呼的常用语,当对方已经介绍过自己了,常用“很高兴见到你,很高兴认识你”来回答。

中国石油大学(北京)《大学英语(四)》第一阶段在线作业 答案

1.( 2.5分)– It’s our great pleasure to have you visit our company. --_________________ ?A、Thank you. ?B、Nice to meet you. ?C、It’s our pleasure, too. ?D、Wonderful. 2.(2.5分)– Would you mind giving me an introduction of your company? --________________ ?A、Of course not. ?B、Thank you. ?C、I’m fine. ?D、You’re welcome. 3.(2.5分)– Are there any morning flights to Wuhan? --_______________ ?A、Which one do you like? ?B、Yes, there are two. ?C、Not at all. ?D、Thank you. 4.(2.5分)– How much is the air ticket? -- ________________ ?A、It’s 150 dollars. ?B、Which flight do you like? ?C、Nice talking with you. ?D、See you. 5.(2.5分)– Which flight do you want? -- _______________ ?A、I like flying. ?B、May I book a ticket? ?C、I’m sorry. ?D、The morning flight.

石油大学《大学英语》第阶段在线作业

1(5.0分) It’s bad _______ for you to smoke in the public places where s moking is not allowed. A) behavior B) action C) manner D) movement 参考答案:?A?? 解析: 无 2(5.0分) Two days is not enough for him to finish the work. He needs ___ ____ day. A) other B) the other C) the third D) a third 参考答案:?D?? 解析: 无 3(5.0分)

—It’s a good idea. But who’s going to _______ the plan?— I think John and Peter will. A) carry out B) get through C) take in D) set aside 参考答案:?A?? 解析: 无 4(5.0分) The red flower goes from one to _______ in the class. A) the other B) others C) another D) other 参考答案:?C?? 解析: 无 5(5.0分) Will you _______ me a favor, please

do B) make C) bring D) give 参考答案:?A?? 解析: 无 6(5.0分) _______ her and then try to copy what she does. A) Mind B) See C) Stare at D) Watch 参考答案:?D?? 解析: 无 7(5.0分) There’s lots of fruit _______ the tree. Our little cat is also in the tree. A) in

中国石油大学网络《大学英语(二)》模拟题及答案

《大学英语(二)》模拟题及答案单选题(共40道题) 收起 1. –I failed again. I give up. -- _______ A、I give up too. shock B、Did you fail again? C、I don’t believe you. D、Don’t lose heart. 2. –I got the first prize! --____________ A、I got a prize too. B、Well done! C、When did you get it? D、Come on! 3. –Look at the mess you’ve made! -- _________________ A、I’m sorry. B、I don’t know. C、I like it. D、OK. 4. -- I’m afraid I have a complaint to make. -- _____________ A、Sorry. B、Can I help you? C、What? D、Tell me about it. 5. –Do you like my sweater? -- ______________ A、I’m afraid not. B、I hate your sweater. C、I like not. D、I don’t have a sweater. 6. –Would you like pizza or pie? -- ________________ A、I like. B、I don’t like eating pizza. C、I don’t want pizza. D、Neither. 7. ________ when you cross the road. A、Do care B、Care C、Do be careful D、To be careful

中国石油大学华东大学英语在线作业1、2答案

《大学英语1》2012年秋学期在线作业(一)

《大学英语1》2012年秋学期在线作业(二) 一、单选题(共 20 道试题,共 100 分。) V 1. It’s not easy to_______ a foreign language A. catch B. make C. master D. conclude 满分:5 分 2. It was Columbus who _______ America in 1492. A. invented B. created C. discovered D. built 满分:5 分 3. We find _____ difficult that we should finish the work on time. A. that B. them C. us D. it 满分:5 分

4. I usually go there by train.---Why not _______ by boat for a change? A. try to go B. try going C. try go D. go to try 满分:5 分 5. Kate said that _______ A. She had finished writing the composition the night before. B. She had finished writing the composition last day. C. I finished writing the composition on the last night. D. she finished writing the composition before the night. 满分:5 分 6. He came by plane _______ by train. A. instead B. instead of C. insteaded D. insteaded of 满分:5 分 7. --Maria is wanted on the telephone. Where is she?—She _________ the library. You can find her there. A. has left B. will leave C. has been to D. has gone to 满分:5 分 8. Last summer I went to Qingdao. This summer I’m going to Dalian _______. A. but

相关主题