2021年中考一轮复习-时间状语从句和让步状语从句（ppt课件）.pptx

1、难度难度：中等中等适合适合：初一、初二、初三学生初一、初二、初三学生状语从句指句子用作状语从句指句子用作状语状语时，起时，起副词副词作用的句子。作用的句子。它可以修饰它可以修饰谓语谓语、非谓语非谓语动词动词、定语、状语或者整、定语、状语或者整个句子。个句子。老师，状语有老师，状语有哪些分类呢？哪些分类呢？主要有八种状语从主要有八种状语从句，下面让我们一句，下面让我们一起来认识一下吧！起来认识一下吧！时间地点原因条件结果让步目的方式I succeed because I always stick I succeed because I always stick to it.to it.Conju

2、nctionsConjunctions连词：连词：becausebecause，since,since,as,for,now thatas,for,now that1.1 1.1 关于关于becausebecause（1 1）because because 表示的原因是必然的因果关系，语气最强，通常放在表示的原因是必然的因果关系，语气最强，通常放在主句之后，有时也放在主句之前。主句之后，有时也放在主句之前。You want to know why I am leaving?I am leaving because I You want to know why I am leaving?I am

3、 leaving because I amam fedfed up.up.（2 2）回答）回答WhyWhy提出的问题，只能用提出的问题，只能用becausebecause，不能用其余三者。，不能用其余三者。A.A.WhyWhy cant I go?cant I go?B.B.Because youBecause you areare tootoo young.young.（3 3）because because 引导的从句可以用于引导的从句可以用于强调句强调句，其余不能。，其余不能。It is because he is kind that we like him.It is because

4、he is kind that we like him.（4 4）Because Because 从句可用于从句可用于表语表语，其余不能。，其余不能。This is because the earth is traveling around This is because the earth is traveling around the sun.the sun.（5 5）表示）表示“的原因是因为的原因是因为”这一意义时，一般这一意义时，一般要用要用The reason whyisThe reason whyis that.that.如：如：The reason why he cannot c

5、ome is that he is ill.The reason why he cannot come is that he is ill.1.2 1.2 关于关于sincesincesince since 引导的原因状语从句一般放在主句之后，表示已知的、引导的原因状语从句一般放在主句之后，表示已知的、显然的理由（通常翻译为显然的理由（通常翻译为“既然既然”），较为正式，），较为正式，比比becausebecause弱弱。Since youSince you areare freefree today,today,youyou hadhad betterbetter tidytidy up y

6、our up your bedroom.bedroom.既然今天你休息，你最好收拾一下房间。既然今天你休息，你最好收拾一下房间。SinceSince可以用于省略句，而其他的不能。如：可以用于省略句，而其他的不能。如：Since so,there is no more to be said.Since so,there is no more to be said.AsAs引导原因状语从句时表示附带说明的引导原因状语从句时表示附带说明的“双方已知的原因双方已知的原因”，语，语气气比比sincesince弱弱，较为正式，位置较为灵活（常放在主句之前）。，较为正式，位置较为灵活（常放在主句之前）。例：

7、例：As it is raining,youd better take a As it is raining,youd better take a taxi.taxi.既然下雨，你最好乘坐出租车。既然下雨，你最好乘坐出租车。I went to bed early,as I was exhausted.I went to bed early,as I was exhausted.我睡得早，因为我筋疲力尽了。我睡得早，因为我筋疲力尽了。1.4 1.4 关于关于forfor（1 1）for for 是并列连词（其他为从属连词），它有时可表示因果关系（只能放在是并列连词（其他为从属连词），它有时可表示

8、因果关系（只能放在主句之后），是对前面分句的内容加以解释。如：主句之后），是对前面分句的内容加以解释。如：It rained last night,It rained last night,forfor the ground is wet this morning.the ground is wet this morning.（2 2）forfor“因为，由于因为，由于”，表明附加或推断的理由，引导的分句前常有逗号。，表明附加或推断的理由，引导的分句前常有逗号。ForFor分句不放在句首。分句不放在句首。例如：例如：Day breaks,for the bird Day breaks,for

9、the bird singssings.1.He didnt come to school 1.He didnt come to school becausebecause he was he was ill.ill.2.He might be ill2.He might be ill,for,for he didnt come to he didnt come to school.school.表示表示“间接的推断间接的推断”的原因，的原因，不可以出现在句首。不可以出现在句首。1.5 1.5 关于关于 now thatnow thatnow thatnow that用来说明一种新情况，然后加

10、以推论。用来说明一种新情况，然后加以推论。Now that Now that you are ready,well start at once.you are ready,well start at once.既然既然你已经准备好了，我们马上开始吧。你已经准备好了，我们马上开始吧。注意注意：汉语习惯上说“因为.所以”，但是英语不能把because，since，as，for等与“so”连用。1.1.Jenny was very sad over the loss of the photos she has shot at Jenny was very sad over the loss of t

11、he photos she has shot at Canada,_this was a memory she especially treasured.Canada,_this was a memory she especially treasured.A.as B.if C.when D.where A.as B.if C.when D.where 2.Some people believe that _ oil is 2.Some people believe that _ oil is running out,the fate of the motor industry is runn

12、ing out,the fate of the motor industry is uncertain.uncertain.A./B.though C.A./B.though C.forfor D.D.sincesince练一练：练一练：（考题（考题1 1）_you ve got a chance,you might as _you ve got a chance,you might as well make full use of it.well make full use of it.A.A.nownow that B.After that B.After C.Although D.As

13、soon asC.Although D.As soon as（考题（考题2 2）He found it increasingly difficult to read,He found it increasingly difficult to read,_his eyesight was beginning to fail._his eyesight was beginning to fail.A.and B.for C.but D.orA.and B.for C.but D.or（考题（考题2 2）A man cannot smile like a child,A man cannot smi

14、le like a child,_a child smiles with his eyes,while a man _a child smiles with his eyes,while a man smiles with his lips alone.smiles with his lips alone.A.So B.but C.and D.forA.So B.but C.and D.forAlthough he is old,he is leaving for the front without Although he is old,he is leaving for the front

15、without doubt.doubt.怪物史瑞克：怪物史瑞克：“我很丑，可是我很温柔。我很丑，可是我很温柔。”1.I am ugly,but I am very gentle.1.I am ugly,but I am very gentle.2.Though I am ugly,I 2.Though I am ugly,I very very gentle.gentle.3.Although I am ugly,I am very 3.Although I am ugly,I am very gentle.gentle.（并列句）（并列句）（让步状语从句）（让步状语从句）（让步状语从句）（让

16、步状语从句）二、让步状语从句二、让步状语从句（1 1）引导词：）引导词：ThoughThough，althoughalthough，asas（虽然，尽管）（虽然，尽管），even if/even even if/even thoughthough（即使）（即使），whilewhile（虽然）（虽然），no matter+which/no matter+which/what when/where/who/how.Whichever/wherever/what when/where/who/how.Whichever/wherever/whatever/whoever/whenever/whoev

17、er/whenever/whatever/whoever/whenever/whoever/whenever/howeverhowever（无论（无论）,whetheror,whetheror（无论（无论/不管是不管是还还是是）（2 2）位置：）位置：句首或者后半句开头。句首或者后半句开头。2.1 though/although 2.1 though/although 虽然虽然/尽管尽管（但是（但是）尽管他很忙，但是他经常帮助我学习英语。尽管他很忙，但是他经常帮助我学习英语。_,he often _,he often helps me with my English.helps me with

18、 my English.HeHe oftenoften helps me with my English helps me with my English _._.Although/Though he is very busyAlthough/Though he is very busyalthough/though he is very busyalthough/though he is very busyit was dangerous,the soldiers were never it was dangerous,the soldiers were never afraid.afrai

19、d.=It=It waswas dangerousdangerous,butbut thethe soldiers never afraid.soldiers never afraid.注意一个典型的错误：注意一个典型的错误：though/althoughthough/although切不可切不可以与以与butbut连用。连用。2.2 even though/even if 2.2 even though/even if 即使即使（也（也）即使天气很不好，我们也要进行旅行。即使天气很不好，我们也要进行旅行。We ll make a tripWe ll make a trip _even tho

20、ugh/even if the weather is bad.even though/even if the weather is bad.2.3 as 2.3 as 虽然虽然/尽管尽管（但是）（但是）1.Though he is a child,he knows a lot.=1.Though he is a child,he knows a lot.=ChildChild as he is as he is,he,he knows a lot.knows a lot.2.Though he is old,he works very hard.=2.Though he is old,he w

21、orks very hard.=OldOld as he is as he is,he works,he works very hard.very hard.3.Though he works hard,he makes little progress.3.Though he works hard,he makes little progress.=HardHard as he works as he works,he makes little progress.,he makes little progress.形容词形容词名词名词副词副词归纳：归纳：asas引导的让步状语从句：引导的让步状

22、语从句：1.1.必须将从句中的必须将从句中的_、_、以及谓、以及谓语中的语中的_提前至从从句句首。提前至从从句句首。2.2.表语的名词前有冠词，冠词要表语的名词前有冠词，冠词要_._.表语（表语（n.n./adj./adj.）状语（状语（adv.adv.）实义动词实义动词省略省略结构：结构：n./adj./adv./v.+as+n./adj./adv./v.+as+主语主语+谓语谓语 Child as he is Child as he is,he knows a lot.,he knows a lot.=Child though heChild though he isis,hehe kno

23、ws a lot.knows a lot.2.4 while 2.4 while 引导的让步状语从句引导的让步状语从句WhileWhile（=although=although）,它引导的让步状语从句只能前置，它引导的让步状语从句只能前置，位于句首位于句首，如：，如：While you may be right,I cant altogether agree.While you may be right,I cant altogether agree.While I admit that the problems are difficult,I dont agree While I admit

24、 that the problems are difficult,I dont agree that they cannot solved.that they cannot solved.2.5 no matter+2.5 no matter+疑问词疑问词=疑问词疑问词-ever-everNo matter what No matter what happened,he would not mind.happened,he would not mind.=Whatever Whatever happened,he would not mind.happened,he would not min

25、d.替换：替换：no matter what=_no matter what=_No matter who=_No matter who=_No matter when=_No matter when=_No matter where=_No matter where=_No matter which=_No matter which=_No matter how=_No matter how=_whateverwhateverwhoeverwhoeverwheneverwheneverwhereverwhereverwhicheverwhicheverhoweverhowever1.1.no

26、 matter+no matter+疑问词疑问词只能引导让步状语从句，不能引导主语从句、表语从句只能引导让步状语从句，不能引导主语从句、表语从句和宾语从句，而和宾语从句，而“疑问词疑问词+ever+ever”则可以则可以。2.2.No matter how/however No matter how/however+adj./adv.+adj./adv.+主谓主谓 无论多么无论多么 判断正误：判断正误：No matter what you say No matter what you say is of no use now.is of no use now.Whatever you say

27、Whatever you say is of no use now.is of no use now.主从3.even though3.even though和和 thoughthougheven thougheven though（=even if=even if）引导的从句指）引导的从句指把握不大把握不大或者或者假设假设的事情，意味的事情，意味“即使即使”。Most of us ignore the food advice,Most of us ignore the food advice,even if/even even if/even though though we know it

28、 is may be truewe know it is may be true.1.1._ I accept that he is not perfect,I do actually like _ I accept that he is not perfect,I do actually like the person.the person.A.A.WhileWhile B.SinceB.SinceC.C.Before D.UnlessBefore D.Unless2.The workers are determined to go through with their railway 2.

29、The workers are determined to go through with their railway project,_ the expenses have risen.project,_ the expenses have risen.A.A.as long as B.even thoughas long as B.even thoughC.now that D.as thoughC.now that D.as though3._,he knows more than other 3._,he knows more than other children of his ag

30、e.children of his age.A.A.However young child he isHowever young child he isB.B.Child as he isChild as he isC.C.No matter how young child isNo matter how young child isD.D.What a young child he isWhat a young child he is4.I really want the match,however much_.4.I really want the match,however much_.

31、A.does it costA.does it costB.costs itB.costs itC.will it costC.will it costD.it costsD.it costs5._ we have finished the course,we shall 5._ we have finished the course,we shall start doing more revision work.start doing more revision work.A.A.For nowFor nowB.B.Now thatNow thatC.C.By nowBy nowD.D.Un

32、tilUntil6.6._,_,thethe ideaidea ofof havinghaving toto workwork underunder a a woman woman defeated him.defeated him.A.A.Wanting the job very muchWanting the job very muchB.B.Although wanting the job badlyAlthough wanting the job badlyC.C.Though he wanted the job very muchThough he wanted the job ve

33、ry muchD.D.He wanted the job badlyHe wanted the job badly练一练（综合训练）：练一练（综合训练）：1.1._ he s old,he can still carry this _ he s old,he can still carry this heavy bag.heavy bag.A.A.ThoughThoughB.B.SinceSinceC.C.ForForD.D.So So 2.Do you know if he _ to play basketball with 2.Do you know if he _ to play bas

34、ketball with us?us?I think he will come if he _ free tomorrow.I think he will come if he _ free tomorrow.A.A.comes;comes;isisB.B.comes;will becomes;will beC.C.will come;iswill come;isD.D.will come;will bewill come;will be3.We3.We will stay at home if my aunt _ to visit will stay at home if my aunt _

35、 to visit us tomorrow.us tomorrow.A.A.comescomesB.B.comecomeC.C.will comewill comeD.D.is comingis coming4.The4.The traffictraffic askedasked thethe childrenchildren _ cross the cross the street _ the traffic lights turned green.street _ the traffic lights turned green.A.A.notnot；beforebeforeB.B.dont

36、;whendont;whenC.C.not to;untilnot to;untilD.D.not;afternot;after7.I was late for class yesterday _ there was something 7.I was late for class yesterday _ there was something wrong with my bike.wrong with my bike.A.A.whenwhenB.B.thatthatC.C.untiluntilD.D.becausebecause8.I ll go swimming with you if I

37、 _ free tomorrow.8.I ll go swimming with you if I _ free tomorrow.A.A.will bewill beB.B.shall beshall beC.C.amamD.D.waswas6.In the exam,the _ you are,the _ 6.In the exam,the _ you are,the _ mistakes you will make.mistakes you will make.A.A.carefulcareful；littlelittleB.B.more carefulmore careful；fewe

38、stfewestC.C.more carefulmore careful；fewerfewerD.D.more carefulmore careful；lessless7.You should finish your lessons _ you go out to play.7.You should finish your lessons _ you go out to play.A.A.beforebeforeB.B.afterafterC.C.whenwhenD.D.whilewhile9.I hurried _ I wouldnt be late for class.9.I hurrie

39、d _ I wouldnt be late for class.A.A.sincesinceB.B.soso thatthatC.C.as if as if D.D.unlessunless10.When you read the book,you d better make a mark 10.When you read the book,you d better make a mark _ you have any questions._ you have any questions.A.A.whichwhichB.B.thatthatC.C.wherewhereD.D.thoughtho

40、ugh11._ well you can drive,you must drive carefully.11._ well you can drive,you must drive carefully.A.A.SoSo longlong asasB.B.InIn orderorder thatthatC.C.No matter howNo matter howD.D.The momentThe moment12.Write to me as soon as you _ to Beijing.12.Write to me as soon as you _ to Beijing.A.A.will

41、getwill getB.B.getgetC.C.gettinggettingD.D.gotgot时间状语从句让步状语从句史标曼（艾德里安史标曼（艾德里安布洛迪布洛迪 Adrien Brody 饰）是波兰一家电台的钢琴师。饰）是波兰一家电台的钢琴师。二战即将爆发之时，他们全家被迫被赶进华沙的二战即将爆发之时，他们全家被迫被赶进华沙的犹太区犹太区。在战争的颠沛流。在战争的颠沛流离中，家人和亲戚最终被离中，家人和亲戚最终被纳粹杀害纳粹杀害，而标曼本人也受尽种种羞辱和折磨，而标曼本人也受尽种种羞辱和折磨，他侥幸得到一位朋友的帮助，暂时有了藏身之处。战争愈加猛烈，朋友不他侥幸得到一位朋友的帮助，暂时有了藏身之处。战争愈加猛烈，朋友不得不抛下他回老家寻得安全的住所养育儿女。此时史标曼恶病缠身，却还得不抛下他回老家寻得安全的住所养育儿女。此时史标曼恶病缠身，却还要在搜捕中逃亡。在废墟的阁楼上他遇见了一名德国军官，在军官的要求要在搜捕中逃亡。在废墟的阁楼上他遇见了一名德国军官，在军官的要求下他弹奏了钢琴曲。美妙的琴声令德国军官萌发了恻隐之心，他暗暗帮助下他弹奏了钢琴曲。美妙的琴声令德国军官萌发了恻隐之心，他暗暗帮助标曼直到标曼直到苏军对波兰的解放到来苏军对波兰的解放到来