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曼哈顿语法中文

曼哈顿语法中文
曼哈顿语法中文

Manhattan语法(第五版)中文笔记

-by equalgirl

目录

一总原则

二意思与简洁

三主语与谓语(主谓一致)

四平行

五代词

六修饰语

七动词(时态,语气,主被动)

八比较

九习语

十简洁+平行(高阶)

十一代词+修饰语(高阶)

十二动词+比较(高阶)

附:固定搭配词组

一、SC 的做题方法与原则

1.不是找对的,而是选最好的。

2.方法:排除法,首先在稿纸上写下所有选项,然后根据一些相似性将答案大致分组,根

据各组的不同特点划去错误的,比较剩余选项,针对区别进行判断,剩下最好的。要点:读句子,懂意思,找出划线与未划线的关系。看选项,先找出不同,肯定多于2处。从最好入手的比较开始排除,优先主谓一致,单复数,平行,代词,时态。最后代入句子检查尤其注意划线与未划线是否一致。要最快速的排除并选出答案,而不要纠结于每个错误。

3.做改错题时,首先应通读句子,找出句子中能帮助做题的关键词。在很多情况下,句子

中帮助做题的关键词离划线部分会很远。

4.GMC 原则(grammar, meaning and concision):主谓一致,平行,代词,修饰,动词时态、语态和主被动,比较和习惯用法

二、意思与句子简洁(GMC原则语法,语义,简洁)

GMAT改错题关键的三个要点,顺序依次为:

STEP 1、首先看有无语法错误(习惯说法不一定正确)

STEP 2、看意思表达是否准确(不会读2遍以上才明白也不会产生歧义)

STEP 3、是否简洁(能用6个词不要用10个词)

(一)意思

1.正确用词

①Economic-经济的;economical-节约的;合算的;有效的

②Aggravate-加重,恶化;aggravating-令人愤怒的

③Known as –被认为是,很著名;known to be-被承认…;known for

④Loss of –失去;loss in-贬值

⑤Mandate-命令;have a mandate-拥有选举权

⑥Native of- (人)来自;native to –物种起源于

⑦Range of –多种的;ranging-变化

⑧Rate of –速度或频率;rates for –价格…

⑨Rise –上升,形容无方向,单纯上升;raise-(打赌或工资)上涨,有方向

⑩Such as –比如;like-好像(举例只能用such as, 不能用like)

⑾Try to do –努力去完成;try doing –尝试去做

⑿impale-刺穿;impel-逼迫

2.情态动词

(1)当原句意思上没有问题时,忠实原句,不做任何修改,即使修改过来也成立。

Actual: If Chris and Jed met, they DISCUSSED mathematics. Hypothetical: If Chris and Jed met, they WOULD DISCUSS mathematics.

(2)当原句意思上有问题时,要替换为相对好点的那个。

EG:should 在GMAT中表示―道德上的义务‖,而不是―好像‖的意思,所以1,原句没有should不要乱加2,原句是likely,不能替换成should 3,法律法规只能用must,不能用should 替换

3.词在句中的位置

(1)要关注一些重点词,all, only;位置不同句子意思也不一样。

EG: ONLY the council votes on Thursdays. The council votes ONLY on Thursdays.

(2)关注句子的整体顺序,是否会产生歧义;EG:主被动语序强调的对象不同。(3)在英语中,一般主语会放在谓语前面,因此一般不会用倒装结构,除非开头是否定词。

定语从句中,一般不用倒装。例如:OG129。

4.搭配

句子各成分是搭配在一起才有意义。句子中,主语,谓语,代词要一致

(二)简洁

1.简洁是GMAT 最后考到的点,只有在语法和意思都无误的情况,才选择最简洁的;换言

之,如果语法无问题,即使很长也会比一个语法有问题,很短的句子好。2.GMAT语法题中,如果一个词可以搞定的意思,不要用一个短语,(否定词除外)

EG: differ好于have difference in

Wordy: They HAVE DIFFERENCES over THE WAY IN WHICH the company should MAKE

INVESTMENTS in new technologies.

Better: They DIFFER over HOW the company should INVEST in new technologies.

EG: OG12 unaccompanied是不好的表达,意思不如not accompanied 清晰;另外关于什么

的增长,一般的用法是increase in sth,而不是increased sth

3.切忌冗余:

(1) 在一个句子中,不要用两个意思一样的词

Rise-increase; sum-total; regain-again; enable- be able to; attempt-try; other than- opposite; drop-decrease; sufficient-enough;

including-among;have to –require 及近义词then-later; so-in order to

注意修饰时间的词在一个句子里的重复

过去:previously; formerly; in the past; before now

现在:now; currently; presently; at present;

每年的:annual; each year; a year

(2) 注意being、having,虽然二者大多数情况是错的,但GMAT也通常会制造一些其他的语

法错误,使得此类选项稍好一点。(being只有2种情况对)1,介词+being done;2,进行时被动语态be being done)

12th Edition: 8, 12, 16, 17, 21, 31, 37, 39, 49, 57

Verbal Review: 2, 13, 57, 76 OR 2nd Edition: 3, 18, 22, 36, 54, 72

Eg.27页习题

三、主语与谓语(主谓一致)

每一个句子都必须有一个主语和谓语(动词),且主语和谓语要一致。

(一)连词开头的句子一定要有主句,否则是错误的。

EG: Because the dog was never mine. 错误,缺乏一个主句

(二)主语和谓语从逻辑上一定要合理,比如抽象名词不能行走和说话,且主语和谓语在单复数上要一致。当不清楚主语是否应该是单数/复数的时候,看宾语,想造成这个宾语的主语是什么样的

EG: × The development of a hydrogen car based on expected performance parameters will be able to travel hundreds of miles without refueling. (development不能够不加油就跑几百miles)

e.g. The discovery of new medicines (was/were) vital to the company's growth.

若不知道主语是否单复,就想是什么造成公司的上涨。肯定是一件事。所以是单数

(三)主语谓语中间[插入语]可以忽略的2种情况。

插入语:在主语和谓语之间插入一些说明的成分

1.介宾短语中的名词不是主语可以忽略:(of,/for by,/in,/with/,at,/to,

/on,/from +名词为介宾短语。)但若介宾短语前有―量‖de修饰就另当别论,详见下面(七)

e.g. Near Galway, the houses on the road to Spiddle is/are gorgeous.

(NEAR Galway), the HOUSES (ON the road TO Spiddle )ARE gorgeous.

2.前置短语可以忽略:在主语之前放一些修饰成分

EG: (when the auditors left), the executive (who had been interviewed) was glad.

说明:从句始终只是句子中辅助的成分,类似大形容词,大名词或大副词

注意A:某些用动词-ing/动词-ed形势做形容词(有的用逗号来隔开)来修饰主语的,并不是真正谓语,可以忽略,

e.g.(Limping, )the horse (once considered one of the favorites)was/were taken away.

注意B.一个句子中有多个动词和主语的,要找好对应关系,再判断单复数。

(四)and 和表示―加‖的词

1.and 连接几个不同的名词的时候构成复数结构,谓语动词要用复数。2.其他连接性的词(along with, in addition to, as well as, together with, including)虽然也表达―and‖的意思,但是连接不同的名词,只是起着修饰的作用,不会改变主语的单复数,不影响谓语动词。

e.g. Joe, as well as his friends, IS going to the beach.

?Mathematics, in addition to history and science, IS a required subject.注:有且只有“and”可以将单数主语改编成复数主语。其他添加伴随连接词(如2所示)的单数主语,依然是单数主语。

(五)either or, neither nor

1. 当either..or…/neither…nor..同时出现的时候——就近原则:谓语动词得单复数取决于离它最近的名词的单复数。

EG: Neither the coach nor the players are going to the beach.

Neither the players nor the coach IS going to the beach.

2. 若仅仅只有either or neither, 没有or 、nor,则谓语动词一定要用单数

(六)1,主语是集合性名词用单数:在GMAT中―集合性名词‖一般被认为是单数名词,看做一个整体,跟单数谓语(不过这些词中除了citrus大家比较混淆,其

e.g. The CROWD in the stands IS cheering loudly as the home TEAM TAKES the field.

Our ARMY of a hundred thousand soldiers IS attacking the enemy.

2,主语是非限制性的代词,用单数.(你不用琢磨啥是非限定性,就记着下面这些次都是单数就好了)

Anyone, anybody, anything,

no one, nobody, nothing,

each, every,

someone, somebody,something,

everyone, everybody,everything,

whatever, whoever

,either…or..;neither…nor..(同时出现单复与它最近的名词一致;单独出现用单数)

(七)介宾短语前面有―量‖的修饰的2种情况。

谓语单复数。需要看介宾短语中的名词

EG: Some of the money was stolen from my wallet.

e.g.Not one of my friends IS here this weekend.

(八)each & every 两个词如果放在复数主语之前用单数,复数主语之后用复数

EG: every dog and cat has paws. They each are great tennis players.

(九)量词

A number of +复数主语+复数谓语(a number of 可以看成是some/many)The number of +复数/单数主语+单数谓语

Majority(多数), minority(少数民族/少数), and plurality(多数)这3个词后面―+of‖就是复数,单独做主语就是单数。

(上面这个原则,从语义角度讲,当表示一个大群体的一部分时候,用复数;如果表达一个数量本身如何,用复数)

The majority of the students in this class ARE hard workers.

In the Senate, the majority HAS coalesced into a unified voting block.

(十)短语或者从句作主语:谓语用单数

1. -ing的短语做主语,谓语用单数

Having good friends ]S a wonderful thing.

2.从句做主语,谓语用单数

Whatever they want to do IS fine with me.

OG 68:sth that be…,当前面的sth做主语的时候,that be一般要省略,否则不符合英文表达习惯;另外,诸如evidence之类的词,后面要跟that从句。

(十一)倒装:主语的单复数向后看

1,什么是倒装?

1)常用的副词主要有:here , there , now , then , out , in , down , up , away 等,表示强调。

Out rushed the boy

2)There be + 主语+地点。其中动词be也可以是其他词

There are many different kinds of mooncakes on the table

3)在结果状语从句句型so …that …中,如果强调so…放在句首,主句需要部分倒装。

So excited was she at the news that she couldn‖t say a word .

2.当判断倒装句的单复数,要看谓语动词后名词(主语)的单复数

1.)Wrong: Near those buildings SIT a lonely house, inhabited by squatters. Right: Near those buildings SITS a lonely house, inhabited by squatters.

2.)后面是and的复合主语,用复数。

Wrong: There IS a young man and an older woman at the bus stop.

Flip it! A young man and an older woman ARE there at the bus stop. Right: There ARE a young man and an older woman at the bus stop.

3.当判断which后面的单复数时,取决于which指代的词的单复数Uncertain: Pong is a classic game from which have/has descended many current computer

pastimes.

Flip it! Pong is a classic game from which many current computer pastimes HAVE descended.

Right: Pong is a classic game from which HAVE descended many current

computer pastimes.

12th Edition: 2, 5, 13, 27, 45, 60, 66, 68, 78, 84, D41

Verbal Review: 8, 16,24,34,35,59,77 OR 2nd Edition: 10, 11, 14,20,34,35,65

(十二)当不能确定是否是单复数时候,大多是单数。(当GMAT迷惑我们的时候,大都是单数)

四、平行结构

(一)平行结构的标志词

最重要的三个平行连接词:And, both and, or, either or; neither nor, not but, not only but also, rather than, from to 前后连接的A和B必须词性相同,结构一致,甚至―数‖一致

(二)平行元素的引导词

1.有时候be, can, to…会被省略掉,

2.但是从句开头的―引导词(where/who/whose)不可以省略,即使引导词一样‖;W rong: I want to retire to a place WHERE I can relax AND I pay low taxes. Right: I want to retire to a place WHERE I can relax AND WHERE I pav low taxes.

3.同时引导词也可以不一样!

Right: There are many people WHO speak English BUT WHOSE parents do not. 4.但是―引导词‖前面的词不可以省略!those who 连在一起不分家。中间不能插入both

Wrong: Ralph likes BOTH THOSE WHO are popular AND WHO are not.?Right: Ralph likes BOTH THOSE WHO are popular AND THOSE WHO are not. 此句中―those‖不能省略,但是―popular‖可以省略。

(三)AND:

1.通常逗号原则。

A and B

A ,B,and C

A,B,C,and D

2.特殊逗号原则

当连接两个元素是长de独立句子时候,会用A,and B

I really like candy apples, AND I eat them often.

3.分层并列——无论并列的元素有多少,同一个并列连词连接的必须结构相似,词性相同!可以在一个句子同时用不同的并列连词,或者单独的词和句子并列,表示不同的层次,但是重要的是语义要平行。

Right: She argues THAT the agency acts WITH reckless abandon AND WITH disregard for human life AND property. AND THAT it should therefore be shut down.

(四)一些常见的并列习语

(五)句子中的动词不一定都是平行关系,很有可能是动词的-ing或者-ed形势表示伴随。

(六)系动词两边的成分要并列:表达的是―主语是什么/主语在什么情况下‖

系动词都有哪些见下表:

Wrong: The bouquet of flowers WAS a giving of love.

Right: The bouquet of flowers WAS a gift of love.

Wrong: Upon being nominated, this politician REPRESENTS a step forward in urban-rural relations in this country.

Right: The nomination of this politician REPRESENTS a step forward in urban- rural relations in this country.

12th Edition: 6, 11, 14, 15,22,24,26,28,29,36,42,46,52, 53, 55, 56, 62, 65, 72, 77,

81, 83, 88, D36, D39, D46

Verbal Review: 1, 4, 6, 11, 22, 25, 27, 46, 47, 51, 52, 56, 62, 64, 66, 70

OR 2nd Edition: 1,2,4,5,7,15,17,24,26,27,45,46,49,52,53,58,60,61, 63, 67

五、代词

代词是GMAT中最常见的考点,每次见到介词的时候都应检查指代是否清晰。(一)先行词(代词指代的名词)必须存在

注意有些名词是作为形容词、所有格在用,这样的名词不能作为先行词;名词作为先行词

的条件是该名词一定要具备名词功能。

EG: 错。The park rangers discussed measures to prevent severe wildfires, which would be devastating to it.

It无指代对象,因为park在此处是形容词,真正的主语是park rangers。

(二)先行词和代词必须同时有意义

EG: (错 may sound wonderful, it is simply

此处,it指代就有问题,―term‖不是机器,―term‖指的是机器。所以要用―refer to‖注意:通常解释一个新名词,用的是it refers to 而不是it is。此乃长考考点。

(三)代词的指代必须清晰

每一个代词都只能有一个清晰的先行词,如有多个的话,指代是模糊的。

(注意:1个句子里通常只有1个代词,如果有2个通常1个单数1个复数;

若一个句子里有两个单数代词,但是指代不同对象,一定错;

或者一个单数代词,2个单数先行词,也必错,因为指代不清)

(四)代词和先行词的单复数必须一致,GMAT为了迷惑,会在主语和主句前面,加上从句,比如:along with…/by…,要找到真正的主语。

(五)格

1.代词主格可用做主语:I, you, she, he, it , we, they , who

2.代词宾格用作宾语:me, you, him , her, it, us, them, whom

3.所有格:my, mine, your, yours, his, her, hers, its, our ,ours, their(常考), theirs, whose

4.重要考点:

(1)代词在句子主语的位置上,通常会被认为指代与其平行句子的主语。EG: Supernovas destroy their immediate environments in vast explosions, BUT by synthesizing heavy chemical elements, THEY provide the universe with the

compensation pachages的形势出现的,所以不能指代。

Right: The board is investigating the compensation packages of several executives in order to determine how much THESE EXECUTIVES may have been improperly awarded.

Right: The board is investigating the compensation packages of several executives in order to determine how much THEY may have been improperly awarded.

(3)which,that 只能指代物,只有who, whom 才能指代人

(4)同一个句子中,it/its指代同一个物,they/them/their指代同一批人

(六)几个要点

1.this, that, these, those 在句子中不能裸奔,必须用作this/that/those/these+n 的结构才能做代词使用,而这个名词则是能体现先行词性质的词。(this, those, that and these are never

used as a stand-alone pronoun without a noun following)

EG:New‖nano-papers‖ incorporate fibers that give THESE MATERIALS strength,

2.that或those可以表明一个新的copy关于先行词的,避免重复。

EG: The money spent by her parents is more than that spent by her children. 3.that或those 表明新copy

要重复先行词。

EG:错。Her company is outperforming those of her competitors.

those与company不一致,应将those替换为companies.

12th Edition: 1, 7, 23, 47, 91, D42

Verbal Review: 12, 15, 19, 29, 41, 44, 49, 53, 65, 67

OR 2nd Edition: 16, 19,21,29,40,43,48,51,62,64

六、修饰语

(一)形容词和副词

1.形容词修饰名词或者代词,副词修饰除了名词和代词外,其余词均可修饰。

2.GMAT 考试中最长出现的修饰结构:

形容词+形容词+名词:在此结构中,两个形容词均修饰名词

副词+形容词+名词:在此结构中,副词修饰形容词,形容词修饰名词

EG: James is Max’s supposed Irish ancestor. 在句中Irish是形容词,ancestor 是名词。

supposed修饰ancestor,表明James可能是,也可能不是MAX的ancestor. Max’s grandmother is his supposedly Irish ancestor.此处supposedly一定要用副词形式,因为M的奶奶肯定是M 的祖先,只是不知道是不是他的Irish祖先而已,因此副词再次修饰形容词了。

常见的形容词+ly 变副词的词语: corresponding, frequent, independent, rare, recent,

seeming, separate, significant, supposed, usual.

即意味着,以上这些词,出现在语法中,既有+ly,也有不加-ly的时候,既要忠于原文,也要忠于语义。

(二)名词修饰语:形容词、介词短语,过去分词,不加逗号的现在分词,从句,同位语(另一个名词)

前置修饰(同位语)是GMAT 中最常见的名词性修饰

EG: Tired from chasing mice, the cat took a nap.

1.名词和其修饰语必须互相靠近,就近修饰;如果修饰语靠近另外一个名词,则会产生误解。划线部分修饰的是逗号后紧挨的―the cat‖

EG: Jim biked along an old dirt road to get to his house, which cut through the woods. 错

To get to his house, Jim biked along an old dirt road, which cut through the woods. 对

Gmat语法中,总出现which引导的修饰性从句,如果不是修饰其前面最近的名词,则错!

2.每一个名词修饰必须对应一个修饰对象,不能缺乏修饰对象

Wrong: Resigned to the bad news, there was no commotion in the office. Right: Resigned to the bad news, the office workers made no commotion. Gmat中若主语前有个ved引导的修饰从句,主语必须是逗号后面紧挨的主语,若不是,则错!

3.避免一系列的修饰语修饰一个名词,让两个很长的修饰语修饰一个名词不好最常见的模式就是:修饰语,修饰语,主谓宾必错/主语,修饰语,修饰语,谓宾必错

+定语从句,谓宾,这种是对的

另外一种:修饰语,定语从句,主语,修饰语,谓语宾语,这种也对,但少见注意:动词修饰语不像名词修饰语,不需要贴近其修饰的主语。

Wrong: George Carlin,both shocking and entertaining audiences across the na- tion,who also struggled publicly with drug abuse,influenced and in- spired a generation of comedians.

Better: Both shocking and entertaining audiences across the nation,George Car- lin,who also struggled publicly with drug abuse,influenced and inspired a generation of comedians.

BEST: Both shocking and entertaining audiences across the nation,George Carlin influenced and inspired a generation of comedians,

另外,要注意所有格形式―谁的什么‖,这种形式经常会出现修饰错误,要区分所修饰de内容指的是―谁‖还是―什么‖若修饰的是―谁‖则错!特别注意抽象名词

EG: Wrong : Only in the past century has origami’s development, a ceremonial activity invented millennia ago, into a true art form taken place.

此句中,后句不是句子而是一个修饰结构,由于靠近development,通常会被我们误认为是修饰development.

Right: Origami-a ceremonial activity invented millennia ago-has developed into a true art form only in the past century.

(三)名词修饰与从句

1.Which(修饰物),that(不能修饰人),who /whom(修饰人)、whose, where, when, Who: 一般修饰主语;whom: 一般修饰宾语,且一般跟在介词in/for 后面,其中在GMAT中whose既可以修饰物也可以修饰人。

e.g .the town whose water supply was contaminated.

That/whom:修饰的成分是宾语的时候,是可以省略的

Who/whom 当在修饰关系从句中,who是从句中谓语的主语;whom是从句中谓语的宾语

Wrong: The security guard WHO we met was nice. (who met we)

Right: The security guard WHOM we me t was nice.(we met whom)Where/which: where只能修饰具体的地点,which可以修饰虚拟的,如condition, situation(位置), case, circumstance,arrangement(布置。)

When/which: 修饰一个具体时间或者时间段时,可以通用,如time, period, age, 1987, decade,

2.修饰限制性名词修饰,一般开头用the;无逗号隔开的,用that;

非限制性名词修饰,一般开头用this/:有逗号隔开的,用which

Non-essential: This mansion,WHICH HAS BEEN RECENTLY PAINTED RED, is owned by the Lees.

Essential: The mansion THAT HAS BEEN PAINTED RED is owned by the Lees.

但是当which前面有介词的时候,例如for which,可能不需要that,但是依然需要逗号原则。

Non-essential: This mansion, FOR WHICH I YEARN, is owned by the Lees.

(四)从属结构de修饰

从属结构,通过because, although, if, while, so that修饰,有两个重要考点:

1. 主谓语宾要全,因为毕竟是一个句子

2. 不能单独形成一个完整的句子,逻辑意思必须依附于一个主句。

(五)which 和现在分词

1.Which 必须紧跟其修饰的名词,which不能修饰一个句子,which只能指代它前面的一个名词

Wrong: Crime has recently decreased in our neighborhood. WHICH has led to a rise in property values.(此句中which指的是neighborhood,错)Right: The recent decrease in crime in our neighborhood has led to a rise in property values.

2.ing 形式做修饰语

(1)做形容词,直接修饰名词

(2)可以修饰主语和动词

(3)可以修饰一个从句(此时主句若转化为同意名词,这个名词可作为ing的主语),这种

形式就是常见的ing表示结果的结构。

EG: Crime has recently decreased in our neighborhood, leading to a rise in property values.

(4)ing 形式在主系表结构中,可以修饰其前面紧跟的名词

(5)ing 形式在主谓宾结构之后,可以表示与谓语动词同时发生,表伴随,此时其逻辑主

语就是主句的主语。

(6)ing形式表主动ed表被动

12th Edition: 10, 18, 25, 30, 38, 40, 48, 58, 61, 63, 71, 79, D40, D44 Verbal Review: 7, 18,32,38,63,73,79,91

OR 2nd Edition: 33, 42, 57, 59, 69, 71, 75, 83, 84

七、动词的时态、语气和主被动

(一)时态

(先后顺序:过去完成时过去进行时过去时一般现在时现在进行时现在完成时一般将来时)

1. 一般定义用一般现在时。

2. 不能用一般现在时表示将来。

3.表示一般状态的动词不用进行时,比如know, signify(意味着),emit(发射) EG: Wrong: This inscription IS SIGNIFYING the emperor's birth.

Right: This inscription SIGNIFIES the emperor's birth.

4.现在进行时不能表示将来的动作,但是可以表示―可能性‖

Wrong: Quentin IS MEETING Harvey for lunch tomorrow.

Right: Quentin WILL MEET Harvey for lunch tomorrow.

Sandy WILL BE PLAYING soccer tomorrow.

5.一个句子中的不同动词时态。若在一个句子里,两个动词的时态一样,代表两个动作是平行的,同样重要的。若一个句子里两个时态不一样,则时态近的是主句,另一个动作通常代表一个背景介绍。

Right: She WAS PLAYING with her friends when the babysitter ARRIVED.此句要表达的是the babysitter arrived之前she was playing.

She PLAYED with her friends when the babysitter ARRIVED.此句表达的是the babysitter arrived之后she played.

(二)现在完成时态

1.现在完成时表示的是一个行为发生在过去,但状态继续到现在,或者是仍然对现在有所影响。现在完成时的构成:have/has+过去分词

现在完成时的标志词:since+过去一个时间点;within/over/during/in+时间段EG: She WILL PAY you when you HAVE TAKEN out the garbage.

(The time of will pay is LATER than the future time of have taken)

2.而一般过去时表示的一个行为发生在过去,已经结束且对现在没有影响。

表示词:likeihood/ possibility+ that, over+时间点

(三)过去完成时

1.两个行为都发生在过去,而较早的那一个要用过去完成时,

若转述一个人发表的演讲或者报告,要将现在时转化为过去时,过去时转化为过去完成时,将来时转化为条件状态(will---would)

EG: The man believes t hat the machine will be wonderful.

The scientist believed that the machine would be wonderful.

错误:The man believes that the machine would be wonderful.

The man believed that the machine will be wonderful.

注:主句若是现在时,则从句时态必须不能早过其时态,即必须是―现在时间内的某个时态‖;同样,如果主句是过去时,则从句必须是过去时间内的某个时态。

2.如果主句和分句主语相同,且以and, before, but等连接,如果句子逻辑上存在先后顺序的话,主分句都用一般过去时即可。

EG: Antonio DROVE to the store, and Cristina BOUGHT some ice cream.

Laura LOCKED the dead bolt before she LEFT for work.

3.Trick一枚:有时候我们可以在前一个分句中用一般过去时表示―过去‖,在后一个分句中

用过去完成时表示从―过去‖一直延续下去。即一般过去时在过去完成时之前。EG: The band U2 was one of many new groups on the rock music scene in the early 1980's, but less than ten years later, U2 had fully eclipsed its early rivals in the pantheon of popular music.

(四)虚拟语气

虚拟语气常见的两种形式:

1.看起来不可能或者不真实的条件,用if, as if, as though引导

Right: To overcome my fear of germs, I will think about disease as though it WERE harmless.

2.proposal, desire, request等表―建议‖、―命令‖的词用that引导

虚拟语气中,be一般用were. EG: if I were a rich man

3.If…then….常见的五种句型(then 经常会被省略掉)

(1)表示确定: If +一般现在时, then +一般现在时

EG: if she eats pizza, (then) she becomes ill.

(2)表示某种程度的不确定: if +一般现在时, then can/may+v.原型

If she eats pizza, (then) she may become ill.

(3)确定-用于将来时态(现在发生的某些事情造成将来的影响):

if +一般现在时,then+一般将来时

If she eats pizza tomorrow, (then) she will become ill.

(4)不确定-将来时态:

if +虚拟语气, then +情态动词+v.原型

If she ate pizza tomorrow, (then) she would become ill. (使用虚拟语气)

此句中,作者认为S不太可能吃披萨,所以情态动词would是对一个不太可能发生的事情的推测。

(5)从未发生-过去式:

if +过去完成时, then+情态动词完成时

If she had eaten pizza yesterday, (then) she would have become ill. (使用虚拟语气)

注:a.在GMAT中,如果遇到but if..那么就要考虑是否是以上的五种之一。Right: IF you study diligently, [THEN] you will score highly.

Right: You will score highly IF you study diligently.

b.情态动词would/should永远不会出现在―if‖从句中

4.命令性的虚拟语气,(比假设性虚拟更重要)

(1)一般形式:主语+命令性动词+that+从句主语+虚拟动词原型(没有S没

(5)具有命令性的词汇的名词形式同样应用虚拟语气

Right: His demand THAT he BE paid full severance was not met.

(6)形容词性的命令词汇既可用虚拟语气,也可用不定式:如essential, advisable, crucial,desirable, fitting, imperative, important, mandatory, necessary, preferable, urgent, vital

Right: It is essential THAT Gary BE ready before noon.

EG: In an attempt to guarantee the security of its innovative water purification method, the

company required each employee to sign a confidentiality agreement prohibiting disclosure of its water purification methods to any company using

an analogous purification process.

注:a. 在虚拟语气中,这些词没有第三人称单数形式。

that the school board DISBAND, not DISBANDS

b. BE作为虚拟语气动词的时候,只有Be的形式,没有am ,is ,are

BE ready before noon, Gary!

c. GMAT中虚拟经常错的几种形式

第一句:缺That

第二句:disbands错,应该没有S

第三句:没有is

第四句:没有will

第五句:没有should

正确:Bossy Verb + THAT+ subject + Command Subjunctive

We PROPOSE THAT the school board DISBAND.

d. 特例Want.,有时候使用want并不是虚拟语气,而只是一个不定式表目的

Right: The vice-president WANTS her TO GO to the retreat.

Wrong: The vice-president WANTS THAT she GO to the retreat.

(五)被动语态与主动语态BE(am,is,are/was,were)+过去分词

1.by后面一般跟动作的执行者且一定是被动语态;through 和because of 后面跟一些设备手段或者方法

2.GMAT规则,主动优于被动

3.完成时态可用不及物动词,但被动语态不可以,例如arrive,不能用被动语态,因为不能―arrive something/something can`t be arrive‖

Wrong: The aliens WERE ARRIVED on Neptune in the 20th century. Right: The aliens ARRIVED on Neptune in the 20th century.

12th Edition: 3, 19, 41, 54, 67, 69, 70, 74, 85, 86, 87

Verbal Review: 3, 21, 28, 30, 37, 39, 40, 55, 61, 78

OR 2nd Edition: 30, 37, 38, 39, 56, 74

八、GMAT 中常见的比较

(一)常见的比较词汇

like vs as

1.Like 是一个介词,因此like后面只能跟名词(或者动名词作名次,如like swimming,skating is great exercise),代词或者名词短语。(不能跟从句/介词短语)

2.As 既可以跟介宾短语,又可以跟连词(后面可以跟句子)。

(1)表示列举的时候,只能用as,不能用like

(2)like+句子一定错!

(二)比较的两点重要规则

1.比较的对象具有同等逻辑意思。

Wrong: Frank's build, LIKE his brother, is broad and muscular.

Right: Frank's build, LIKE his brother's, is broad and muscular.

Right: Frank's build, LIKE that of his brother, is broad and muscular. Right: Frank, LIKE his brother, has a broad and muscular build.

2.比较要从结构上保持平行

Wrong : I like to run through forests more than I enjoy walking through crowds.

Right: I like running through forests MORE THAN walkin g through crowds. (三)比较重要考点

1.对主谓宾全的句型

(1) 主语比较:A do sth than B do.(AB为对等名词,加do 是为了显示这是一个可以发出动作的名词,因而确定是主语,进而确定是主语对比)

(2) 介宾比较A do sth of C1 by D1 than of C2 by D2.(C1C2,D1D2对等名词)注意一定要是介宾才能直接跟在than后面

The clothes inside the store looked more appealing than outside the racks.错,不是介宾比较

The clothes inside the store looked more appealing than did those outside the racks. 对

(3) 宾语比较A do C1 than C2.(C1C2为对等名词)

(4) 状语比较A do sth than usual/ever before/people expected(直接加状语) 2.一种句型只有主谓,没有宾语的句子,因为没有宾语,只可能有主语比较,因而

不需要重复do来确认这是一个可发出动作的主语,所以其比较形式如下:

I eat faster than you.注意与下句区别

I eat apple faster than you do

如果写成I eat apple faster than you 按ETS的理解,从语法上就变成我吃苹果比吃你快,成了宾语比较。逻辑上显然不通。

3.AS 族的比较大同小异,as 可单独引导比较,也可以复合成as many as, as hard as 等

形式,但ETS宗旨不变,如

Sand road costs twice as many to build as to maintain(类似于介宾比较)Sand road costs twice as many to build as stone road do(主语比较)

Sand road costs the government twice as many to build as the residents.(宾语比较)

4.特殊句型

AS poor as they are, they cannot afford a car.

They have 800 million students, as many as have enrolled in our school. 5.There be 句型等同于一般的主谓宾俱全的句型OG89

There is one PC for every 32 pupils in American four times as many as there were four years

ago(主语比较)

There is one PC for every 32 pupils in American four times as many as DVD player(宾语比较)

There is one PC for every 32 pupils in American four times as many as for school teachers.(介宾比较)

There is one PC for every 32 pupils in American four time as many as in china(介宾比较)

6.比较结构的省略

(1)所有格省略

前句有明确说明所有物是什么东西,后句的就可以省略,用所有格表示。

P.S. 所有格/所有物可以代表单数和复数,只有逻辑意思合理就行。

EG: My car is bigger than Brian's [car}. My toes are longer than Brian's [toes}. (2)比较从句可以省略宾语、谓语甚至整个从句,只要逻辑意思合理。EG: Whereas I drink 2 quarts of milk a day, my friend drinks 3 [quarts}.

I walk faster than Brian [walks}.

I walk as fast now as [I walked] when I was younger.

(3)有些句子为了不造成歧义,需要添加动词和情态动词,以保持逻辑含义鲜明。

EG: Visual eats more carrots than donuts. (donuts必须为宾语才能省略) Ambiguous: I like cheese more than Yvette. {Yvette could be subject or object.}

Right: I like cheese more than Yvette DOES. (=than Yvette likes cheese) Right: I like cheese more than I DO Yvette. (= than I like Yvette)

总结:主语比较,新的主语+动词(或省略动词);介宾比较、宾语比较,直接放介宾和宾语即可。

(四)比较级与最高级OG 43

1.以ly结尾的副词的比较级是more +该副词,不要改成er形式

EG: Adam runs more quickly than Jones.(没有宾语,所以Jones后面省略does)2.比较级中一定要有一个than

一个重要例子:

A cat cannot catch a wildebeest as fast as a cheetah. 错(有歧义)

A cat cannot catch a wildebeest that run as fast as a cheetah. (宾语的奔跑速度比较)

A cat cannot catch a wildebeest as fast as it catch a cheetah. (同一主语抓捕速度比较)

A cat cannot catch a wildebeest as fast as a cheetah can. (不同主语抓w速度比较,补出情态动词can)

12th Edition: 9, 20, 32, 43, 76, 82, 89, 97, 99, 100, D35, D37

Verbal Review: 10, 23, 31, 33, 36, 42, 45, 68, 92

OR 2nd Edition: 13,25,32,41, 44, 66, 85

九、其他一些语法(Idioms)

(零)习语&固定搭配(原书129~161打印)

(一)连词

1.一个正确的句子至少有一个主句:有完整的主谓结构,且不以because or if 结尾;逗号不

足以连接两个完整句子。

2.and 是GMAT 考试总最重要的连词,它可以连接多个名词,或多个结构相同成分或者

句子,注意and连接的前后成分一定要是并列的。

And的两种用法:1)连接一系列的名词。(apples, grapes, and pears)

2)连接两个主语从句(意味着2个主语2个谓语,且并列)and前面如果有逗号,则后面必有主语!或者and 是一个主语发出的2个动作,则不需要逗号,直接用and连接。

Wrong: Earl walked to school, AND later ate his lunch.

Right: Earl walked to school ,AND HE later ate his lunch.

3.一次只能用一个连词,如since/because, so不能同时用,although, yet不能同时用。

4.并列连词:and, but, or, for, nor, yet, so;从属连词,although, because, before, after, since,

when, if , unless, that, though, while

(二)标点符号:逗号,分号,破折号,冒号

1.逗号

(1) 次要内容会用逗号隔开,但是主要内容和主句一脉相承。(插入语)

(2) 一个主语发出的两个动词间的and不用逗号。

EG: Wrong: Earl walked to school, AND later ate his lunch.

Right: Earl walked to school AND later ate his lunch.

(3) 逗号不能连接两个完整的句子。(老生常谈)

2.分号

(1) 分号用以连接两个紧密相关的句子,这两个句子又是分别相对完整的句子。(说是―相对‖,是因为虽然语法上都能单独成句,但是逻辑意思上第二句单独出来的话就说不通)

EG: Andrew and Lisa are inseparable; they do everything together.

(2) 用分号连接的两句应该是独立、平衡的。如果原句有从属关系,那么应该保留比如原句是因果关系,则不用分号而用because。

(3) 分号后经常跟一些链接副词(注意这些词不是真正的连词,不能用逗号替代分号),如

however, therefore, in addition, then.

EG: Wrong: Andrew and Lisa are inseparable, THEREFORE, we never see them apart.

Right: Andrew and Lisa are inseparable; THEREFORE, we never see them apart.

(4) 分号还有个主要的用法:用来隔开带逗号的一串名词。

EG: Wrong: I listen to Earth, Wind & Fire, Wow, Owls, and Blood, Sweat & Tears.

Right: I listen to Earth, Wind & Fire; Wow, Owls; and Blood, Sweat & Tears. 3.冒号

(1) 冒号是对前面提出的信息起补充说明作用,可以在冒号后面加namely或者that is。

(2) 冒号前的分句必须能够单独成句,冒号后的则不一定。

(3) 紧挨着冒号前的成分与冒号后的解释成分越近越好

Worse: Three factors affect the rate of a reaction: concentration, surface area, and temperature.

Right: The rate of a reaction is affected by three factors: concentration, surface area, and

temperature.

(4) 冒号后可以加入一个主句,用以解释冒号前的内容。

EG: On January 1, 2000, the national mood was completely different from what it would become just a few years later: at the turn of the century, given a seemingly unstoppable stock market and a seemingly peaceful world, the country was content.

4.破折号

(1) 破折号的用法很富有弹性,既可以作强调作用,也能充当冒号,分号。

(2) 有时候为了突出主要内容或者解释时,破折号更佳。

EG: My three best friends-Danny, Jimmy, and Joey-and I went skiing. (用逗号意思就变7个人了)

(3) 破折号还可以重复或者解释前半句的内容。但又和冒号不同,破折号不一定立刻放在被

解释内容之后。

EG: Post-MBA compensation for investment bankers tends to surge far ahead of that for

management consultants-by tens, if not hundreds, of thousands of dollars a

Manhattan总结(中文)——GMAT语法

Chapter 1 SC Basics (1) Chapter 2 GRAMMAR, MEANING, CONCISION (1) Chapter 3 SUBJECT-VERB AGREEMENT (3) Chapter 4 PARALLELISM (5) Chapter 5 PRONOUNS (6) Chapter 6 MODIFIERS (8) Chapter 7 Verb tense , mood, & voice strategy (11) Chapter 8 comparison strategy (13) Chapter 9 Idioms——看原书 Chapter 10 Odds & ends (15) Chapter 11 GMC/S-V /PARALLELISM: ADVANCED (18) Chapter 12 pronouns & modifiers: advanced (19) Chapter 13 verbs & comparisons:advanced (22) Chapter 1 SC Basics 1、各个选项中最好的答案并不一定是完全正确、完美的 2、日常口语中实际上有很多语法错误 3、SC的做题方法: 将每个选项逐个代入句子读一遍再寻找错误是很费时间的,更好的方法应该是使用分类排除的方法(split)。将五个选项按照某个语法点的区别分成两组或更多,找到你所确认的错误排除其中的一些组;再次分组,再次排除,直到剩下最终答案。 4、在一道题中将会测试多个语法点,平常练习中需要找出所有的点,而在考试时只需要找到一个能排除该选项的即可;而且每个选项往往都有多个点可以将其排除。 5、注意划线外部分,注意划线部分与划线外部分的关系,有许多重要的线索在远离划线部分的地方。 选择一个选项后要重读一遍句子,确认选项使得句子完整。 Chapter 2 GRAMMAR, MEANING, CONCISION 1、在做SC时,判断选项是否错误应该从语法开始,然后考虑意思,最后考虑简洁。 语法:GMAT测试你区分好和不好的语法的能力。许多语法错误的句子看起来很自然。 意思:句子不能有歧义,并且句子必须反映作者的真实的意愿,在选择选项时不要随便改变句子的原意(除非原句错误)。 简洁:不使用多余的词。 2、GRAMMAR:包括主谓一致、平行、代词、修饰语、时态、语气语态、比较、惯用语。 3、MEANING:不要随便改变句子原意。GMAT考试中,意思上的小错误常常容易被忽略。 在MEANING上的主要考点主要可以归类为:选择正确的词、词的正确位置和词与词之间的一致。(1)选择正确的词: 常考的是相近的词相互替代而使句子意思发生改变。如:

新教材外研版选择性必修第三册Unit2 A life's work学案(单词短语语法总结及配套习题)

Unit 2 A life's work Ⅰ.匹配词义 ()1.grocery A.n.着迷,迷恋 ()2.fashion B.n.食品杂货店 ()3.fascination C.n.时尚 [答案]1-3BCA Ⅱ.默写单词 1.pose v.(使)摆好姿势 2.uncomplicated adj. 不复杂的,简单的,单纯的 3.celebrity n. 名人,明星 Ⅰ.语境填空 posed,fashion,grocery,uncomplicated,celebrities,fascination He was employed at the local grocery store as a delivery boy. 2.This kind of dress is now in fashion. 3.The artist posed his model carefully. 4.Lots of celebrities were at the film premiere. 5.Water holds a fascination for most children. 6.He was an extraordinarily uncomplicated man. Ⅱ.语法填空之派生词 1.I value a natural style and love that which is uncomplicated(complicated). 2.The fascination(fascinate)of the game lies in trying to guess what your opponent is thinking. 3.We ate at a fashionable(fashion)new restaurant. 4.Grocery(grocer)stores sell many foods that have been processed. 1.And yet every member of New York's wealthy high society wanted nothing more than to pose for this man.

GMAT曼哈顿语法---精华汇总

曼哈顿 SC 总结 Chapter 1 Sentence Correction Basics 1.一道例题 Although William Pereira first gained national recognition for his movie set designs, including those for the 1942 film "Reap the Wild Wind",future generations remember him as the architect for the Transamerica Tower, the Malibu campus of Pepperdine University and the city of Irvine. A:including those for the 1942 film "Reap the Wild Wind",future generations B: like that for the 1942 film "Reap the Wild Wind",future generations will C:like those for the 1942 film "Reap the Wild Wind",future generations D: including that for the 1942 film "Reap the Wild Wind",future generations will E:including those for the 1942 film "Reap the Wild Wind",future generations will 这道题用两点split。 1.1GMAT规定,Like不能用于举例;注意,在之后的说明中,曼哈顿说The GMAT used to claim that ‘like’ simply meant‘similar to’ and could not introduce examples. However, the exam writers have moderated this hardline duty in published explanations. As a result, either ‘including’ or‘likelihood would technically work in the sentence. 1.2GMAT规定,进行指代时,如果有单复数转换,不能用代词指代,而应换作相对应的 名词。 2.做题时间 一般不多于90秒钟,理想状况下,花费60-75秒。 3.做题步骤 3.1细读原文 理解原文中作者本意,顺带看是否有错误出现。 如发现错误,默默记下,以备之后作为排除依据; 如未发现错误,不要留恋,只要保证理解了文字的字面意思和作者本意即可。 3.2纵向扫描,找split 不要读选项,只是纵向寻找不同点(split)。 看句首和句尾,此两处必有split,不然画线不会画到它们。 迅速找到多个split,找最容易区分的。 3.3选取最简单split进行筛选 所谓简单,就是容易找/容易比较/容易决定。语法语义两个角度来分析 3.4选定第一个split 3.5用同一个split,去检查其他选项是否也犯了同样的错误

SentenceCorrection笔记概要

Sentence Correction 1.语法考点: -主谓一致 -平行 -比较 -时态 -代词的指代 -语法结构成分 -逻辑含义 -简洁 2.词的选择:单词辨析 3.句子的结构: -主动被动 -逻辑意思 考点一:主谓一致 在曼哈顿里,主谓一致叫“Subject-verb Agreement”,这个Agreement指以下三方面: 1)Subject and verb must both exist. 主谓都得有啊,但是注意GMAT里经常把 主语“隐藏”起来; 2)Subject and verb must make sense together. 这个谓语的发出者得合理; 3)Subject and verb must agree in number. 单复同形。 -连接短语(如along with, in addition to, as well as, including, accompanied by)都是修饰作用,谓语应接连接短语前的主语的单复。 -Or, either or, neither nor 就近。 -集合性名词(如agency, army, audience, class, crowd…baggage, citrus, fruit, equipment)应接单数谓语。 -非限定性代词(如-one, -body, -thing)一般为单数。 -对于SANAM(some, any, none, all, most/more)要看带的什么,即of 后的名词。而any of后不管是什么都是单数。 -Not one也永远是单数。 -Each, every 作主语的,是单数。(像They each +复) -量词短语(如majority,minority)看句子强调的是整体中的部分(复

2021年GMAT学习方法总结

一. gmat前期准备 考生在这阶段时间要去学习以下几个gmat知识点,为中期的gmat专项突破做准备。 1)og + manhattan(逻辑和语法) 一至两周看完上面的书单,og做完语文+数学;manhattan只看逻辑和语法,而且不要做题。 ① og语法 首先要仔细体会og中语法一致,逻辑清晰,语言简洁和有效表达的方式。语法方面,根据答案中的错误类型(即答案中的黑体字如:agreement, parallelism)进行分类并深入理解每一个错误类型的概念。记住一点,前面的所有试题只是答案中错误类型概念的解释,让考生能够更清楚这个概念的例子。因此,建议大家不要在乎试题对错结果如何,过分纠结无异于浪费时间;而是希望大家能够把每个错误类型的概念运用到每一个例题中去并深刻理解。 ② og逻辑 思路指导通过对每到题目的深刻理解。把握住逻辑题目里面的逻辑链条,知道假设题和削弱题,加强题,结论题到底指的是什么。og给gmat的逻辑题进行分类和对题型进行讲解。 ③ og阅读 思路指导通过对og文章的梳理,把握出gmat文章的逻辑框架和主题思路。 了解gmat的题目如何解答,把握住每种提醒的解题方法。 ④曼哈顿语法 国外机构一套非常不错的教材。帮助大家从西方人的思维角度正确认识gmat 考试。所设计的知识点非常的体系化。语法从gmac的角度(语法,语义,正确度,简洁等角度展开,从每一个语法的知识点拓展) ⑤曼哈顿逻辑 逻辑从对基本概念和语义判断入手。是一本相当不错的逻辑书,帮助大家理解基本原理和概念知识点。是一本相当不错配合og看的逻辑参考书。 2)gmat数学og

建议大家把gmat数学认真做一遍。做完一道题目要达到两层效果 ①这套题目我用什么样的数学公式解决 ②这套题目我是用什么数学思想来解释的 3)经济学人 每天坚持读1小时的文章。 多看严谨的文章帮助理解和更好的学习gmat语法和gmat阅读。在读经济学人的时候,好好体会里面所涉及的语法知识点是否规范和考点。阅读对文章的整体思路的把握,是否在很短的时间内,对文章的主旨结构有所把握。 二. 中期 考生要在四到六周的时间完成以下任务 1) 《prep 9》 prep是gmac为gmat考生提供的官方考试准备材料;里面所设计的语法,逻辑和阅读考点和og都很类似在难句理解上也比og上了一个层次。本资料有套题版和专项解析版,对大家的学习十分有帮助。 ①语法在读懂语义的基础上,熟悉语法知识点,强化对gmat语法的学习 ②逻辑体会prep的各种题型的解决方案的不同。 ③阅读清晰把握gmat阅读文章的题材和各种题目的解题技巧。 ④数学认真体会gmac想要考察的数学思想。牢记数学公式和英语表达。 2) 《gwd》的31套题 考试中期复习的时候必须完成15套题目。 ①语法 gwd的语法语言难度和实战非常接近;考生需要好好练翻译能力。 ②逻辑正确理解每一句话;分析清楚逻辑题目每句话在文章中所起的作用。 ③阅读认真梳理每篇文章的脉络;把握住文章的逻辑关系类型。 ④数学 gwd数学和实战考试非常接近,要好好体会每一道题目。

Unit 6 Going Offline

6Going Offline 1 全新版大学进阶英语:综合教程1 NEW PROGRESSIVE COLLEGE ENGLISH 1

Unit Goals Contents Part One Opener Pair Work Part Two Reading & Interacting Getting Prepared Text Study Focusing on Language in Context Part Three Integrated Skills Practicing Listening Speaking Writing

Pair Work: Describe the two cartoons below. Then work with your partner and answer the questions that follow.

1 Can you say a few words about the people in the pictures above? 2 If you forgot to bring your smartphone with you or you had no Wi‐Fi service, how would you feel? 3 Do you sleep with your smartphone under your pillow or next to your bed? If your phone beeps, will you get up and check it?

Watch the video clip about “Phubbing (低头族现象)” and discuss the following questions with your classmates. 1. At the beginning of the video clip, why does the man say that that he has so many friends but he’s still lonely? 2. According to the man, how does the Internet do harm to our kids? 3. What does the man want to express by telling a different imaginary life story without phubbing? 4. What are we suggested to do to “live life in a real way”?

叙事文本分析的语言学模式 罗钢

叙事文本分析的语言学模式 罗钢 当代叙事学受到结构主义语言学极为深刻的影响,本文拟介绍一种叙事学家们在文本分析中惯常采用的语言学模式。 一 过去,人们在分析叙事作品时,注重的是作品的情节、人物、主题等等,而叙事学的文本分析,是从文本语言的有机构成开始的。 在语言中,有一种对于确定其诗歌功能意义深远的对立,这就是隐喻与转喻的对立。1956年,雅各布森在《语言学基础》一书中对二者的关系作了系统的阐发。在这方面,雅各布森吸取了索绪尔结构主义语言学的一个基本观念。索绪尔认为,语言,就像人类其它符号行为一样,具有双重性质,分别涉及两种行为,这就是选择和组合,这种选择和组合构成符号行为的基础。举例来说,如果我们看见一位少女身着T恤和牛仔短裤,穿白色网球鞋,少女的这身装束便构成一个信息,依据特定的语境,它可以告诉我们少女的性格,她此时此刻的心情以及她将要去作什么。这个信息的构成便不可避免地要涉及选择与组合两种行为,少女先从她的各种上装如大衣,衬衫等中选择了T恤;又从各种裙子和裤子里面选择了牛仔短裤;再从她的各种鞋里选择了白色网球。这种选择依赖于她对自己的服装的了解,同时也依赖于她对自己的需要的认识。选择之后紧接着便是组合,组合的过程依赖于她对各种服装搭配的知识和公众的服装惯例的了解。例如,身着深色西装再穿白色网球鞋使显然是不符合服装惯例的(尽管这种惯

例在不断变化),这种服装的正确搭配,就类似我们根据语法正确地组成一个句子。一句中国古诗,例如“僧敲月下门”,它的构成也要涉及类似的选择和组合的行为。首先:诗人要从一系列具有同样语法功能(名词),和属于同一语义域的词汇(如和尚、僧、道、尼等)中选出“僧”这个词,然后从意义接近的系列动词,如“敲”“打”“拍”“推”中选出“敲”这个动词,最后再从另一系列名词,如“扉”、“门”“闼”等中选出“门”这个词,然后将这些个别的词汇单位根据中文的语法规则组合起来,例如我们不能说,“门敲月下僧”,就如我们不能把裤子笼到身上,衣服套在腿上一样,如果这样作,就违反了语言和服装的惯例。 与选择相关的是相似性,它们暗含着某种替换的可能,(衬衫替换T恤,“推”替换“敲”),选择的过程产生隐喻,因为隐喻的基础使是某种植根于相似性的替换。诗云“桃之夭夭,其灼华华,之子于归,宜其室家”,盛开的桃花与容光焕发的新嫁娘之间存在某种相似性,二者才能构成一种隐喻,换言之,一种替换。 隐喻是以人们在实实在在的主体(新嫁娘)和它的比喻式的代用 词(桃花)之间发现的相似性为基础的,而转喻则以主体与它邻近的代用词之间的接近或相继的联想为基础。如转喻“北京提出了一项新的建议”,便是以主体(中国政府)和它“邻近”的代用词(政府所在地)之间的接近联想为基础的。转喻与举隅法有空切关系,如“记得绿萝裙,处处怜芳草”句中的绿萝裙,便是诗人心爱的姑娘的举偶的描写,这种举隅法依赖的也是接近联想。

Ron 笔记 gmat 语法

Ron 笔记 1、平行 first two both 2 are correct *the parallel structures are indicated by “parallel tags” Most fossils of species X were found in Tennessee or Kentucky Most fossils of species x were found in T or in K. FOLLOW the tags are included. *proceed from RIGHT to LEFT in your analysis Look at the words following the tag

tags: the list of 3 or more items, the COMMAS and the “AND” are tags!! Focus on the sentence ” ITS ”

USAGE OF “COMPARED TO/WITH” with statistics/quantities: *DO NOT include any other words of comparison “28 percent of American husbands were married to wives with more years of schooling, compared to 6 percent in 1971.” NO additional word re: ” more “ “ less” ”N times” etc

用M-C 方法求积分

《数理统计》 课程设计 题目:用M-C 方法求积分1 () f x dx ? 【题目要求:f(x)自定,n≥500,考虑n对结果的影响,即做多组n下的模拟值,并作模拟值与n的散点图,同时比较模拟值与真实值的差异,散点图表示。并做差异值序列的描述性统计(均值、方差、标准差、峰度系数、偏度系数、众数、中位数、四分位数等)。积分区间可根据需要调整。】 学院:数学学院 专业班级:应用数学09-2班 姓名:李明 学号: 20096312 指导教师:谭常春 2012.6.20

一、M-C方法概述 M-C方法即蒙特卡洛方法,或称计算机随机模拟方法,是一种基于“随机数”的计算方法。这一方法源于美国在第二次世界大战中研制原子弹的“曼哈顿计划”。该计划的主持人之一、数学家冯·诺伊曼用驰名世界的赌城—摩纳哥的Monte Carlo来命名这种方法,为它蒙上了一层神秘色彩。 该方法基本思想很早以前就被人们所发现和利用。17世纪,人们就知道用事件发生的“频率”来决定事件的“概率”。19世纪人们用投针试验的方法来决定π。高速计算机的出现,使得用数学方法在计算机上大量模拟这样的试验成为可能。其实质是通过大量随机试验,利用概率论解决问题的一种数值方法,基本思想是基于概率和体积间的相似。 Monte Carlo方法计算结果收敛的理论依据来自于大数定律,且结果渐进地服从正态分布的理论依据是中心极限定理。以上两个属性都是渐进性质,要进行很多次抽样,此属性才会比较好地显示出来,如果Monte Carlo计算结果的某些高阶距存在,即使抽样数量不太多,这些渐进属性也可以很快地达到。 二、M-C方法与数值积分 用数值积分方法计算积分,如 2 1() x x f x dx ?,如果我们能够得到f(x)的原函数F(x),那么直接由表达式: F(x2)-F(x1)可以得到该定积分的值。但是,很多情况下,由于f(x)太复杂,无法计算得到原函数F(x)的显式解,这时我们就只能用数值积分的办法。数值积分的基本原理是在自变量x的区间上取多个离散的点,用单个点的值来代替该小段上函数f(x)值。 常规的数值积分方法是在分段之后,将所有的矩形小块的面积全部加起来,用这个面积来近似函数f(x)与x轴围成的面积。这样做当然是不精确的,但是随着分段数量增加,误差将减小,近似面积将逐渐逼近真实的面积。 Monte Carlo方法和上述类似。差别在于,Monte Carlo方法中,我们不需要将所有方柱的面积相加,而只需要随机地抽取一些函数值,将他们的面积累加后计算平均值就够了。随着抽取点增加,近似面积也将逼近真实面积。 三、M-C方法的形式与一般步骤 做Monte Carlo时,求解积分的一般形式是: 2 1()() x x f x x d ψ ?;x为自变量,它应该是随机的,定义域为(x1, x2),f(x)为被积函数,ψ(x)是x的概率密度。 Monte Carlo方法分为一下四个个步骤:

曼哈顿FOV笔记

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曼哈顿语法笔记讲解学习

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GMAT SC Manhatten曼哈顿语法总结(770NN)

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