2021年中考英语语法复习连词ppt课件 .ppt

1、 连词连词状语从句状语从句主要可分为两类主要可分为两类并列连词并列连词从属连词从属连词-用于引导复合句中的用于引导复合句中的从句从句:whilewhileandand和和or or 或者或者,否则否则butbut 但是但是soso 因此因此bothandbothand两者都两者都eitheroreitheror或者或者或者或者;neithernorneithernor既不既不也不也不;not onlybut alsonot onlybut also不但不但而且而且;然而然而;但是但是（动词用复数）（动词用复数）（选择问句）（选择问句）（用于否定句）（用于否定句）并列连词并列连词:John,Ke

2、lly_(和和)I are good friends.(连接单词连接单词)Study hard,_(否则否则)youll fall behind.(连接句子连接句子)Are you coming by bus _(或者或者)on foot?(连接短语连接短语)1.We are thirsty.I would like a bottle of orange,_(然而然而,但是但是)my friend would like some cold water.(连接句子连接句子)andororbut/while1、这里的天气既不太冷也不太热。、这里的天气既不太冷也不太热。The weather her

3、e is _too hot _too cold.2、她不但美丽而且聪明。、她不但美丽而且聪明。She is _pretty _ clever.3、不是你对就是我对。、不是你对就是我对。_ you _ I _ correct.*eitheror,neithernor连接两个并列主语是，谓连接两个并列主语是，谓语动词要与语动词要与“or”，“nor”后的主语一致。后的主语一致。-就近原就近原则则neithernornot onlybut alsoEitheroramEither you or she _ correct.is从属连词从属连词-用于引导复合句中的从句，也叫从用于引导复合句中的从句，也

4、叫从句的引导词。句的引导词。1 1、用于引导条件状语从句：、用于引导条件状语从句：if if 如果如果 2 2、用于引导时间状语从句：、用于引导时间状语从句：3 3、用于引导、用于引导原因、结果原因、结果状语从句：状语从句：when/when/whilewhile 当当时候时候(whilewhile通常用于进行时通常用于进行时）before before 在在之前之前;after;after 在在之后之后;as soon as as soon as 一一就就;until/till;until/till 到到时候时候 ;since since 自从自从so+so+形容词形容词 +that+tha

5、t+句子句子 如此如此以至于以至于because because 因为因为;since;since 由于由于;so that+so that+句子句子 以便于以便于动词是延续性动词动词是延续性动词 The teacher speaks very loudly _ all the students can hear her.A.so that B.because C.since D.when 2.The boy was _ tired _ he couldnt move.A.too,to B.neither,nor C.so,that D.either,or 3.A:Did you see wh

6、o the driver was?B:No,the car ran so fast _ I couldnt get a good look at his face.A.that B.which C.as D.afterACA5 5、用于引导、用于引导比较比较状语从句状语从句:asasasas和和一样一样;not so/as as not so/as as不如不如;than than 比比更更;lessthan;lessthan比比更不更不;the morethe more the morethe more 越越越越 -4 4、用于引导、用于引导让步让步状语从句：状语从句：though/thou

7、gh/although although 虽然虽然(但是但是);even though);even though即使即使;no matter who;no matter who 无论谁无论谁=whoever;=whoever;no matter what no matter what 无论什么无论什么=whatever;=whatever;no matter how no matter how 无论怎样无论怎样;-连接条件状语从句：连接条件状语从句：1、Youll be late _(如果如果)you dont get up early tomorrow.2、Ill come to see y

8、ou _(如果如果)Im free next Saturday.3、Well have a picnic tomorrow _(如果如果)it doesnt rain tomorrow.注意状语从句的时态：注意状语从句的时态：“主句用将来时，主句用将来时，从句用一般现在时从句用一般现在时”。ifififas soon as连接连接时间状语时间状语从句：从句：I was cleaning the floor _(当当的时候的时候)she knocked at the door.Dick climbed up into a tree _(一一就就)he saw the bear.I knew no

9、thing about it _(直到直到.才才)my friend told me yesterday.I havent heard from Bill _(自从自从)we graduated from middle school.whenas soon asuntilsincesince引导的从句，主句用现在完成时，引导的从句，主句用现在完成时，从句用过去时。从句用过去时。We have to get up at 7:15 tomorrow morning,_ we will be late for the 7:40 train.A.before B.or C.if D.so 2.Duri

10、ng the earthquake,many buildings fell down _ the people there didnt give up hope.A.And B.So C.Or D.But 3.Linda tried to become an excellent teacher,_ at last she succeeded.A.so B.or C.but D.andBDD否则否则4.Dont forget to wash your hands_ you have meals.A.until B.before C.when D.while5.A:Where was your b

11、rother at this time last night?B:He was writing an e-mail _ I was watching TV at home.A.as soon as B.after C.until D.while6._Sweizerland is very small,_ it is the land of watch and it is very rich.A.Though,but B.Because,so C.Because,不填 D.Though,不填BDDalthough,though 不能与不能与but同时连用同时连用7._ you _ he is a

12、ble to skate,but I am.A.Both,and B.Not only,but also C.Either,or D.Neither,nor8.Alice is _ young that she cant dress herself.A.such B.very C.so D.quiteDC9._ he was ill,so he stayed at home.A.So B.because C.Though D./because 不能与不能与 so连用连用D10.He stopped playing baseball in 1998 _ his illness.because of B.at the end ofC.next to D.instead of A11.He met many problems _ he was going over his lesson A.before B.as soon as C.Since D.whileD12.Look left and right before you cross the road,_ you may be hit by a car.A.so B.and C.or D.butC