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1、-连词,语法专题复习,连词 (conjunction)： 连词是一种虚词， 它不能独立担任句子成分而只起连接单词与单词、短语与短语、句子与句子的作用。,并列连词：,从属连词：,连词,用来连接主句和从句 的连词叫从属连词。,引导状语从句的连词 引导宾语从句的连词 引导定语从句的连词,用来连接并列的单词,短语和句子,1.表示平行或承接的并列连词,和,and,两者都,bothand,不但而且,not onlybut also,既不也不,neithernor,then,然后,2.表示转折关系的并列连词：,但是,while,然而,however,然而,but,1.Mr Mott is very poor
2、, _he feels very happy. 2. Mr Mott is very poor,_,he feels very happy. 3.My father is a teacher,_my mother is a worker.,but,however,注意：but 和however都意为但是，but 后没有逗号；however 后有逗号相隔，while意为“然而”重在对比。,while,3. 表示选择关系的并列连词：,或者或者,eitheror,not. . . but. . .,不是而是,or,或者,They do the work_ for money_ for fun. 他们
3、做这个工作不是为了钱而是为了好玩。,They do the work_ for money_ for fun. 他们做这个工作要么是为了钱要么是为了好玩。,either or,not but,1、这里的天气既不太冷也不太热。 The weather here is _too hot _too cold. 2、她不但美丽而且聪明。 She is _pretty _ clever. 3、要么是你对要么是我对。 _ you _ I _(be) right. 4.不仅你而且你的妻子也对我很友好。 Not only your wife but also you_ frendly to me.,neith
4、er,nor,not only,but (also),Either,or,am,are,跟踪练习,and和or的区分 I like bread_ milk for breakfast. I dont like bread_ milk for breakfast. Would you like some tea _coffee?,and用于肯定句；or用于否定句或选择疑问句。,and,or,Bill has no brothers _ no sisters. =Bill doesnt have brothers_ sisters.,and,or,否定句中两部分都有否定词时用and连接。,or,G
5、et up quickly, _youll be late for school. Work hard, _youll get good grades.,or,and,“or” 意为 “否则” 。“and”意为“这样，那么”；,高频考点,( )1. Tony is a quiet student, _ he is active in class. A. so B. and C. but D. or ( )2. Hurry up, _ you are not able to catch the last bus. A. so B. but C. and D. or ( )3. Stop smok
6、ing, _ you will get better soon. A. and B. or C. but D. after,中考真题跟踪：,What did you say to your mother just now? I asked her _ she had for breakfast. A. that B. if C. how D. what,填宾语从句连接词的办法：缺什么填什么， 如果什么也不缺，则填that(that在口语 中可以省略）。,引导宾语从句的从属连词：that,if,whether,wh-的疑问词。,注意：if/ whether引导由一般疑问句转变成的宾语从句，一般可
7、互换，以下情况只用whether: 介词后的宾语从句后跟动词不定式时句中有or not时,I wonder whether he will come or not.,It depens on whether it will be fine.,I dont know whether to go there at once.,1、引导条件状语从句的从属连词：if unless unless=ifnot,1.Hell be late _ he doesnt get up early tomorrow. 2. Youll be late_ you get up early tomorrow. A. b
8、ecause B. unless C. if,*条件（时间）状语从句的时态：“主将从现”。,C,B,引导状语从句的从属连词：,如果,除非,2、引导时间状语从句的从属连词：when/while ;before ; after ; since as soon as ; until/till ;,当时候,在之后,一就,直到时候,自从,在之前,我们可以看出when与while本质的区别在于：when+瞬间性或延续性动词。 While+延续性动词。,试判断： When he woke up，it was eight oclock. （ ） While he woke up，it was eight oc
9、lock（ ） When I was waiting for a bus，I met her. （ ） While I was waiting for a bus，I met her（ ）,试比较when和while从句的谓语动词,观察时态,主过从过,I was talking with others _(当的时候) the teacher came in. We rush out to the dinning hall _(一就) the bell rings every day. I didnt know anything about it _(直到才) my friend told me
10、 yesterday. We have been friends _(自从) we met each other the first time.,when,as soon as,until,since,while?,跟踪练习,3、引导原因、结果状语从句的从属连词： Because,as ; since ; sothat suchthat so that in order that,因为,既然,如此以至于,以便，所以,如此以至于,You should return the digital camera to Sally _ she will not be angry. A. so that B.
11、 because C. before 2. He was hurt _ badly _ he had to see a doctor. tooto B. so that C. so that 3._it is too hot in the room，youd better take off your hat. A. And B. Since C. But,跟踪练习：,4、用于引导让步状语从句的从属连词： though/ although/even though/even if no matter who; no matter what; no matter how;,虽然(但是)/即使;,无论
12、谁=whoever,无论什么= whatever,无论怎样=however,Mr. Black gave a lot of money to charities _ he was not rich. A. but B. so C. though D. as if,跟踪练习：,5、用于引导比较状语从句的从属连词: not so/as as; than; more(less)than; asas the morethe 比较级,和一样,不如,比更,比更(不),越越,中考考什么,选择合适连词,时态,主谓一致,表达差异,根据关键连词猜测词义，帮助找准答案,考什么,平行关系(并列连词),选择合适连词,时
13、态,主谓一致,表达差异,根据关键连词猜测词义，帮助找准答案,考什么,平行关系(并列连词),They sat down and talk about something. They started to dance and sang. I saw two men sitting behind and ate there.,F,F,F,eating,sing,talked,“and”等并列连词 连接平行结构。,判断句子正误,You will get to know that in the end,no matter if they arent the smartest or the prettie
14、st or_talented, they are great in their own way. A./ B.more C. most D. the most,1.(2012南京) They will try their best in the Dragon Boat Racing_ they may fail. A .if B. although C.unless D. until,2.2011（重庆） John, work hard,_ you will make much progress. A.or B. nor C. but D. and 3. 11烟台中考Do you know _ this dictionary belongs to? Let me see. Oh, its _ . A. who does, mine B. who, me whose, mine D. who, mine 4. You need to use the skills to control your pencil better_ you are drawing pictures.,while/when,时态备考对策：时间/条件状语从句一般遵循的原则：主将从现，主过从过。,1.When
