状语从句PPT课件

1、2021/3/91时间时间地点地点条件条件让步让步原因原因目的目的结果结果比较比较方式方式状语从句2021/3/92一一. 时间状语从句时间状语从句1.注意时态一致注意时态一致.一般情况下一般情况下: 主句主句 是是将来时将来时的时候的时候, 从句从句 用用一般现在时一般现在时1.表示同时性，即主从句的谓语动作同时发表示同时性，即主从句的谓语动作同时发生或几乎同时发生。生或几乎同时发生。2021/3/93引导词可分为两部分 while when whenever before after until (till) since as soon as2021/3/94while:持续性动词持续性动

2、词 进行时进行时1.一般或现在情况一般或现在情况2.将来情况将来情况V一般现在时或现在进行时3.过去情况过去情况e.g. I like listening to music while I am doing my homework.e.gIm going to the post office While you are there。e.g. I hurt my shoulder while I was doing gym.2021/3/95When:1.当当的时候的时候When I was young, I went to town myself.When he receives the le

3、tter, hell tell us. 2021/3/96before引导的时间状语从句引导的时间状语从句 1. 常译为常译为“在在之前之前”，2.表示表示主句主句的动作发生在的动作发生在从句从句的动作的动作之前之前。 1.We clean the classroom before we leave school every day. 2.It will not be long before you regret for what youve done.after引导的时间状语从句引导的时间状语从句1.常译为常译为“在在之后之后”，2.表示主句的动作发生在从句的动作之后表示主句的动作发生在从句

4、的动作之后。 1.After you use plastic bags, you mustnt throw them about.用过了塑料袋之后，不准到处乱扔。 2021/3/97The Amrican War lasted four years _ the North won in the end.A. After B. before C. when D. thenB2021/3/98since引导的时间状语从句引导的时间状语从句1.常译为常译为“自从自从”，2.主句常用主句常用现在完成时现在完成时，从句常用，从句常用一般过去时一般过去时。 1.我们自从分手以后一直没见过面。 We hav

5、ent seen each other since we parted. 常用句型：常用句型：It has been (is) + 时间段时间段 + since从句从句 “自从自从有多长时间了有多长时间了 ” 2.自从她大学毕业已经有六年时间了。 It has been (is) six years since she graduated from the university. 2021/3/99before,after,sinceHe had left the town the day _ she arrived.It was not long _ he left his hometown

6、.I played football _ I (had) finished my homeworkPlease tell her Ill come _ I do some shopping.It will not be long _ we meat each other again. It _ (be) two years since we _ (begin) to use this machine.beforeafterbeforebeforeafteris/ has beenbegan2021/3/910until/ till引导的时间状语从句引导的时间状语从句1.常译为常译为“直到直到时

7、时”，2.表示主句动作发生在从句之前表示主句动作发生在从句之前。 当主句谓语动词是延续性动词延续性动词时，主句常用肯定形式肯定形式。1：我会待在这里，直到你回来。Ill Ill staystay here here untiluntil you come back you come back. 当主句谓语动词是非延续性动词是非延续性动词时, 主句常用否定形式否定形式。 not until“直到才”，这时until 可用before替换。He didnt go to bed until he finished his homework. 2.他直到做完作业才睡觉。2021/3/911 _ he

8、heard this, he got very angry. 2. I met Lucy_ I was walking along the river.A. when B. while C. as对比训练对比训练 1 1A AB BC C2021/3/9121. We were about to leave_ it began to rain.2. She thought I was talking about her son, _, in fact, I was talking about my son.3. Hardly had I finished my composition _ th

9、e bell rang. A. when B. while C. as D. during对比训练对比训练 2 2 A AB BA A2021/3/913as soon as引导的时间状语从句引导的时间状语从句1.译为译为“一一就就”，2.表示从句动作一发生，主句的动作马上就发生表示从句动作一发生，主句的动作马上就发生。 1.他一回来我就告诉他这件事。I will tell him about it as soon as he comes back. 2.相当于相当于as soon as 用法的词或短语还有用法的词或短语还有：immediately, directly, instantly,

10、the moment, the minute, the instant等.2.Ill give him your message the minute he arrives. 1.Directly I had done it, I knew I had made a mistake. 2021/3/9143Because of the heavy traffic，it was already time for lunch break she got to her office（10四川）四川）Asince Bthat Cwhen Duntil4. John thinks it wont be

11、long he is ready。for his new job. （10陕西）陕西） A. when B. after C. before D. sinceA 5.How can you expect to learn anything you never listen？ (06山东山东31) A.in case B.even ifC.unless D.when2021/3/9151. I was so familiar with him that I recognized his voice _ I picked up the phone. A. while B. after C. in

12、case D. the minute2. How long do you think it will take _ our product becomes popular with the consumers A. when B. until C. before D. since3. He was halfway through his meal _ a familiar voice came to his ears. A. why B. where C. when D. while2021/3/9166.She had just finished her homework_ her moth

13、er asked her to practice playing the piano yesterday(09福建福建33) .A. when B. while C. after D. since7.You cant borrow books from the school library _ you get your student card.(09上海上海32) A. before B. if C. while D. as2021/3/917需要注意的几点:1.在时间(或条件)状语从句中,要注意时态一致.一般情况下, “主将从现主将从现”When he receives the lette

14、r, hell tell us.1.When _again? When he_, Ill let you know. (NMET88)A. he comes; comes B. will he comes ;will come C. he comes; will comeD. will he come; comes2021/3/918 牛刀小试牛刀小试(时间状语从句时间状语从句) _ he was on holiday ，he caught a bad cold. Since B. While C. As D. During3. She will write to you as soon as

15、 she _ to Paris.A. Will get B. gets C. get D. got 2021/3/919 Mary made coffee _ her guests were finishing their meal. So that B. although C. while D. as if2. Tom was about to close the window _ his attention was caught by a bird. When B. if C. and D. till3. John thinks it wont be long _ he is ready

16、for his new job.A. When B. before C. after D. sinceCAB2021/3/9205. Someone called me up in the middle of the night, but they hung up _ I could answer the phone.A. As B. since C. until D. before6. It was a long time _ we met again.A. Before B. since C. for D. when7. A good storyteller must be able to

17、 hold his listeners curiosity _ he reaches the end of the story.A. when B. unless C. until D. after 2021/3/921 练习练习 : 1. Ill write to you _ I get there. A. while B. before C. as soon as D. by2. He has lived in the city _ he came back from America. A. when B. before C. since D. after3. We wont leave

18、here _ our teacher comes back. A. until B. since C. after D. as soon as4. I had to finish the picture _ my mother came back. A. until B. before C. after D. while5. John fell asleep _ he was listening to the music. A. after B. before C. while D. as soon as 时间状语从句时间状语从句2021/3/922 I will give the ticke

19、t to him _ (我一见到他我一见到他) The foreign friends have visited a lot of cities _ (自从他们自从他们到中国以来到中国以来) Mr Green wont go _. (直到你回来直到你回来) I could ride a bike _. (当我当我10岁时岁时) I began to do some drawing _ (我完成作业后我完成作业后) He has to send his daughter to school _ (他上班之前他上班之前)as soon as I see him since they came to

20、 Chinauntil you come backwhen I was 10 years oldafter I finished my homeworkbefore he goes to work2021/3/923 The students stopped making noises _ (他们一看见他们他们一看见他们 的老师的老师 )as soon as they saw their teacher2021/3/9241.用连接副词用连接副词 where或或wherever 引导引导。. a. Just stay where you are. b. Where there is a wil

21、l, there is a way. c. You can sit wherever you like. d. Wherever you go, Ill be right here waiting for you. When he reads a book, his habit is to make a mark _ the meaning is unclear to him. A. there B. wherever C. the place D. in which2021/3/9251.Where-的地方 2.Wherever=no matter where-不论何处Go where yo

22、u want.Youd better make a mark where you have any questions.Youd better make a mark at the place where you have any questions.Wherever there is smoke, there is fire.地点状语从句地点状语从句定语从句定语从句2021/3/926He made a mark at the place _Helen was living .A. at which B. at whereC. the place where D. whereHe made

23、a mark _Helen was living .A. at which B. at whereC. the place where D. where2021/3/9271._ there is a will, there is a way. When B. That C. While D. Where2. He made a mark _ Ali Baba was living. at which B.at where C. the place where D.where3. -Where shall I put the dictionary? -Put it _ it was. That

24、 B. when C. where D. which4. No one wants to live _ the air is polluted. In place B. where C. in which D. there where牛刀小试牛刀小试(地点状语从句地点状语从句)2021/3/9281. Today, we will begin _ we stopped yesterday so that no point will be left out. When B. where C. how D. what2. The little girl who got lost decided t

25、o remain _ she was and wait for her mother.A. Where B. what C. how D. whoBA2021/3/9291.表示主句中的表示主句中的某一动作或状态某一动作或状态所发生的原因。引导所发生的原因。引导这种从句这种从句 2.常用的连接词是：常用的连接词是：because, as, since, now that, for,和和considering that, seeing that 这七个连词都用这七个连词都用于表示表示原因于表示表示原因, 但在语气上一个比一个弱。但在语气上一个比一个弱。e.g. He didnt come to

26、school because he was ill.c.f. He might be ill, for he didnt come to school.表示“直接”原因。表示“间接的推断”原因.不可出现在句首。2021/3/930because, since, as, for的区别:1.because直接原因直接原因，非推断语气最强 回答why的问题。2.since 通常放句首放句首译为“既然”3.as 不谈自明不谈自明的原因，语气最弱。4.for 放句中放句中，引导后半句表原因, 或补充推断的理由。2021/3/9311. because:因为因为, 2. As: “由于由于”, 表示较为明

27、显的原因表示较为明显的原因,语气弱语气弱As you request it, I will come.3. Since:”既然既然 ”表示对方已经知道的事实或理由表示对方已经知道的事实或理由Since everybody is here, lets begin.4. now that：因为：因为,既然已既然已,现在已经现在已经Now that Ive seen how he lives, I know why he needs so much money.2021/3/9321. I danced in front of the people _ I liked it.2. Youd bett

28、er wear strong shoes _ well do a lot of walking.3. _ he was not well, I decided to go without him.4. _ everybody know about it, I dont want to talk any more.5. He must be ill, _ he is absent Today.6. Some people believe that _ oil is running out, the fate of the motor industry is uncertain.becauseas

29、AsSinceforsince2021/3/933 1. I didnt buy the dictionary yesterday _ my aunt would give me one. A. until B. because C. if D before2. - Why did you come to school late this morning? - _ I watched the football World Cup until 12 oclock last night. A. If B. Because C. Since D. Though中考题型总结：总结： 重点掌握重点掌握b

30、ecause 的用法的用法 （注：（注： because 和和so 不能同时用在一个句子中）不能同时用在一个句子中）原因状语从句原因状语从句2021/3/934结果状语从句常位于主句之后，由 so, so that, such that; so that 等引导。 a. So quickly did he run that I couldnt catch up with him. b. The bus broke down so that we had to walk home. c. She is such a good teacher that everyone admires her.d

31、. He got to the station finally, only to find the train had left.2021/3/935so that, such that 1.so+形容词形容词/副词副词+that从句从句 2.so+形容词形容词+ +a/an +可数名词单数可数名词单数that从从句句 3. such +a/an形容词形容词+可数名词单数可数名词单数+that从句从句 4.such+形容词形容词+可数名词可数名词复数复数/不可数名不可数名词词 +that 5.so+many/much/few/little + 名词名词+thatSuch +a lot of/l

32、ots of +名词名词+that从句从句2021/3/9361.He was so excited that he couldnt go to sleep last night.2.It is such an interesting novel that all of us want to read it.3.It is so interesting a novel that all of us want to read it. 当So 或 such置于句首时，主句要用倒装语序So interesting is it that all of us want to read it.2021/3

33、/9373. Mike is _boy that we all like him. So good a B. a good soC. A such good D. such good a4. He has _ little education that he cant teach _ little children. so; such B. too; such 1.C. a; so D. very; so2021/3/9381.Pop music is such an important part of society _ it has even influenced our language

34、.A. As B. that C. which D. whereB2021/3/939引导目的状语从句的连词:in order that 用于正式文体中，所引从句可于主句前或后。so thata. 较常用，一般用于主句后,有时可分开，so 有时可省; 从句中要有情态动词, 否则, 就成为下一种句型：b. 无情态动词则引导结果状语从句。for fear that; in case; lest (以免)等。2021/3/940e.g. a. Well sit nearer the front so that we can hear better. b. I shall write it down

35、lest I should forget. 注意：当从句与主句的主语一致时，可用 so as to do 或 in order to do e.g. He ran fast so that he might arrive there before ten oclock. He ran fast so as to arrive there before ten oclock.2021/3/941so that: 以便以便,目的是目的是in order that: 以便以便 for fear thatLest 以防以防,惟恐惟恐in casein order that句首句中so that句中目的

36、状语从句中谓语动词要用should+do2021/3/9421.Take your umbrella in case it should rain.2.They worked harder than usual in order that they could finish the work ahead of time.3.I shall write down your telephone number so that I may not forget it.2021/3/943Leave your key with a neighbor _ you lock yourself out one

37、 day. Ever since B. even if C. soon after D. in caseHe started early _he could get there before nine.A.In order that B. because C. so as to D. in order toDA2021/3/9441.1.表示主句中的某一动作或状态是在什么情况表示主句中的某一动作或状态是在什么情况或条件下发生的。条件状语从句中通常用或条件下发生的。条件状语从句中通常用一般一般现在时现在时表示将来。表示将来。条件状语从句由从属连词引导：if, unless (除非), as /

38、so long as (只要), on condition (只要), once ( 一旦), in case (假使) , providing / provided (that) 等。e.g. a.Well come over to see you on Saturday if we have time.b. We should serve the people as / so long as we live.2021/3/945连连 词词连词连词:并列连词并列连词和和从属连词从属连词两大类。两大类。1.并列连词并列连词: 连接主语与主语，谓语连接主语与主语，谓语与谓语，句子与句子，分词与分

39、词的与谓语，句子与句子，分词与分词的词，它要求前后两部分有词，它要求前后两部分有相同的形式相同的形式和语法作用和语法作用；2.从属连词从属连词: 一般连接一般连接主句与从句主句与从句，从句形式从句形式有名词性从句，定语从句和有名词性从句，定语从句和状语从句等状语从句等。2021/3/946引导条件状语从句的从属连词有：if, unless(=if not除非), so/as long as（只要）, in case（万一）, on condition that（条件是）, suppose/supposing（假设，如果）, provided that（如果）2021/3/947 _ you t

40、ouch an English person, you should say “sorry”. _ they are dirty, certain seas are not able to clean themselves. _ we dont lose heart, well find a way to overcome the difficulty. You can be allowed to play the game _you finish your homework first. Dont touch anything _ your teacher tells you to. IfO

41、nceAs long ason condition thatunless2021/3/9481. We will be able to get there on time, _ our car doesnt break down on the road. as soon as B. as far asC. as long as D. as well as2. In time of serious accidents, _ we know some basic things about first aid, we can save lives. whether B. untilC. if D.

42、unless3. _ you have tried it, you cant imagine how pleasant it is. A. Unless B. Because C. Although D. When2021/3/9491. Youll fail the exam unless you study hard.2. As long as you dont lose heart, you will succeed.3. Suppose/supposing (that) they refuse us, who else can we turn to for help?4. In cas

43、e there is a fire, what will we do first?2021/3/950 The little boy wont go to sleep _ his mother tells him a story. Or B. unless C. but D. whether2. The school rules state that no child shall be allowed out of the school during the day ,_ accompanied by an adult. Once B. when C. if D. unless3. -Our

44、holiday cost a lot of money. - Did it? Well, that doesnt matter _ you enjoyed yourselves.A. As long as B. unless C. as soon as D. thoughBDA2021/3/951主句动作进行方式的状语被称为方式状语。主句动作进行方式的状语被称为方式状语。通常用下列词语引导通常用下列词语引导: as, just as, as if, as though, the way (that), in the way (that)等等。 a. We must do as the Part

45、y tells us. b. Leave the things as they are. c. Most plants need sunlight just as they need water. d. It sounds as if it is raining. e. They did it in a way that I had never seen before. 他们以我从没见过的方式行事。 f. As water is to fish, so air is to man. 我们离不开空气，犹如鱼儿离不开水2021/3/952引导方式状语从句的连词有as, just as,正如, as

46、 if, as though好像Do as you are told to, or you will be fired.The old lady treats the boy as if he were her own son. I feel as if I have a fever.2021/3/953She pretended _ nothing had happened.A. As B. if C. as though D. sinceC2021/3/954让步概念的状语从句被称为让步状语从句。常用引导词：though, although, even if, even though,no

47、 matter + 疑问词(what/ who/ where/ when/ which/ how)疑问词-ever(whatever, whoever, wherever, whenever, however, whichever)特殊引导词： as (用在让步状语从句中必须要倒装要倒装)， while ( 一般用在句首一般用在句首 )， whether or , whether () or not2021/3/955一、although/though, even if, even though 引导让步状语从句,不能和but连用He is unhappy, though/although h

48、e has a lot of money.Although/though it was raining hard, yet they went on playing football.Even if/though it is raining, we will go there.注意Though还可用作副词，意思为可是，然而， ，置于句末He said he would come; he didnt, though.2021/3/956二、as或though引导让步状语从句时倒装的情况as或though从句一般放在主句之前主句之前， 常用倒装语序。从句中的表语、状语或动词原形置于句首，若表语是单

49、数名词，前置时要省略冠词Child as/though he is, he knows a lot.Much as/though I like, I wont buy it, for its too expensive.Try as/though he might, he could not find a job.Although引导让步状语从句只能用正常语序2021/3/957as引导让步状语从句引导让步状语从句 ，必须将从句中的 、 、以及谓语中的 提前至从句句首，作表语的单数可数名词前如有冠词，冠词需 。 表语状语实意动词省略Though he works hard, he makes

50、little progress. Hard as/though he works, he makes little progress. Though he was a child, he knew what was the right thing to do.Child as/though he was, he knew what was the right thing to do. Though you may object, Ill go.Object as you may, Ill go. 2021/3/958whether or , whether () or notwhether o

51、r , whether or not 表示“不论是否”，“不管是还是”。其引导的从句旨在说明正反两方面的可能性都不会影响主句的意向或结果。Whether you believe it or not, it is true. Youll have to attend the party whether you are free or busy. while 也可以引导让步状语从句，意为“尽管”，语气比though/ although弱。其引导的从句一般位于 。句首例句：我尽管喜欢它的颜色，但不喜欢它的形状。While I like its color, I dont like its shape

52、. 2021/3/959三、whetheror不管 . 还是； 疑问词+ ever 与 no matter+疑问词 (不管 ; 无论)Whether you believe it or not, it is true.Whatever (no matter what) you say, he wont believe you.Whoever (no matter who) you are, you must obey the rules.Whoever, whatever, whichever还可以引导名词性从句You can take whatever you like.2021/3/960

53、though, although 判断以下句子是否正确：Although he is rich, but he is not happy. Although he is rich, yet he is not happy. Although we have grown up, our parents still treat us as children. 要点归纳：though, although当“虽然”讲, 都不能和 but 连用. 但是他们都可以同yet (still) 连用. ever if, even thougheven if 和 even though 表示“ ” 即使Well

54、make a trip even though the weather is bad. 2021/3/961no matter + 疑问词 疑问词-everNo matter what happened, he would not mind. Whatever happened, he would not mind. 替换：no matter what = whatever no matter who = whoever no matter when = whenever no matter where = wherever no matter which = whichever no mat

55、ter how = however 判断正误：No matter what you say is of no use now. Whatever you say is of no use now. 归纳：no matter+疑问词不能引导主语从句和宾语从句，而 “疑问词+ever”则可以 2021/3/962四、when和while也可以引导让步状语从句，相当于althoughSuddenly she stopped when she ought to have continued.2021/3/963_ I accept that he is not perfect, I do actual

56、ly like the person. A. While B. since C. Before D. Unless2. The workers are determined to go through with their railway project, _ the expenses have risen. A. as long as B. even though C. now that D. as though3. I really want the match, however much _. A. does it cost B. costs it C. will it cost D.

57、it costs2021/3/9644. _ we have finished the course, we shall start doing more revision work. A. For now B. Now that C. By now D. until5. _, the idea of having to work under a woman defeated him. A. Wanting the job very much B. Although wanting the job badly C. Though he wanted the job very much D. H

58、e wanted the job badly2021/3/965比较状语从句常由下列词语引导： as as, not so / as as, morethan, less than, the more + adj. / adv., the more + adj. / adv.a. He is not so / as healthy as his brother. b. They jumped up and down as hard as they could. c. John is less clever than Peter.d. The busier he is, the happier

59、he feels.e. The job is not so difficult as I thought it would be.f. Send for a doctor as soon as (it is ) possible.2021/3/966 注意区分不同从句：引导的是什么从句，不仅要注意区分不同从句：引导的是什么从句，不仅要根据连词，还要根据根据连词，还要根据句子结构和句意句子结构和句意来判别。以来判别。以where和和as为例，能引导多种从句。为例，能引导多种从句。You are to find it where you left it.（地点状语（地点状语从句）从句）Tell m

60、e the address where he lives. （定（定语从句，句中有先行词）语从句，句中有先行词）I dont know where he came from.（宾语从句（宾语从句）Where he has gone is not known yet. （主（主语从句）语从句）This place is where they once hid. （表语从句）（表语从句）2021/3/967 部分状语从句可用省略形式：部分状语从句可用省略形式： even if, if , once, while, though, unless, when, as if etc.The flower