狀語從句課件講解和練習

1、狀語從句狀語從句狀語從句狀語從句時間狀語從句時間狀語從句地點狀語從句地點狀語從句原因狀語從句原因狀語從句目的狀語從句目的狀語從句結(jié)果狀語從句結(jié)果狀語從句條件狀語從句條件狀語從句方式狀語從句方式狀語從句讓步狀語從句讓步狀語從句比較狀語從句比較狀語從句1.時間狀語從句1)由連詞由連詞when, while, as, as soon as, before, after, since, till/ until等引導。等引導。 主句用將來時，從句常用一般現(xiàn)在主句用將來時，從句常用一般現(xiàn)在時表將來時表將來I will tell him when he comes back.2)while, when, a

2、s辨析辨析 While引導的時間狀語從句引導的時間狀語從句只指一段時間只指一段時間，強調(diào)某一段時間內(nèi)，主從句動作強調(diào)某一段時間內(nèi)，主從句動作同時同時發(fā)發(fā)生。從句動詞常是生。從句動詞常是延續(xù)性延續(xù)性的的 When既可以指既可以指一個時間點一個時間點,也可以是一段也可以是一段時間，時間，可表示主從句的動作可表示主從句的動作同時同時或或先后先后發(fā)生。從句動詞發(fā)生。從句動詞可以是延續(xù)性可以是延續(xù)性的，的，也可也可以是非延續(xù)性以是非延續(xù)性的。的。As強調(diào)主句強調(diào)主句從句動作相并發(fā)生從句動作相并發(fā)生,譯為譯為”一一邊邊一邊一邊”When he returned , his wife was cooking

3、.While he was reading, his wife was cooking.He hurried home, looking behind as he went .對比訓練 1_ he heard this, he got very angry. 2. I met Lucy_ I was walking along the river.3. _ a child, he lived in the countryside. A. when B. while C. as另外另外, when/while還作并列連詞還作并列連詞,連接并列分句連接并列分句,while表示表示 “而而,可是可是

4、”如如:I like reading while my wife enjoys watching TV.when表示表示 “就在這時就在這時” 在下列結(jié)構(gòu)中，表示某在下列結(jié)構(gòu)中，表示某件事正在發(fā)生或剛剛發(fā)生，另一動作同時發(fā)生。件事正在發(fā)生或剛剛發(fā)生，另一動作同時發(fā)生。1.be about to do when2.be doing when3.had done whene.g. We were about to start when it began to rain.I was playing computer games when mom came in.while的用法小結(jié)的用法小結(jié) ：Wh

5、ile I was walking down the street, I came across an old friend. ( while =_)He likes pop music, while I am fond of folk music. ( while=_)While I really dont like art, I find his work impressive. (while=_)We were about to leave_ it began to rain.2. She thought I was talking about her son, _, in fact,

6、I was talking about my son.3. Hardly had I finished my composition _ the bell rang. A. when B. while C. as D. during3)until/till(不用于句首不用于句首)“延續(xù)的動詞（延續(xù)的動詞（肯定式肯定式）+until ”表示表示“直到直到為止為止”I waited for him until he came back.“非延續(xù)性動詞（非延續(xù)性動詞（否定式否定式）+until ”表示表示“直到直到才才”He didnt go to bed until he finished his

7、 work.Not until he saw it himself did he believe it. 注意注意: not until 在句首時要倒裝在句首時要倒裝4)表示表示“一一就就”的句型的句型 (1)as soon as, once, the moment/ minute/ second, immediately/ directly/ instantlyAs soon as he comes, Ill tell him.The moment I saw him, I recognized him.I left immediately the clock struck 5.(2)on

8、/ upon doing / on (upon) ones +nOn arriving at the station, the thief was arrested.On his arrival in Paris, he was recognized as a famous person.5)Every time, each time等也可以引等也可以引導時間狀語從句導時間狀語從句Every time I caught a cold , I had pain in my head.(3)no sooner than/ hardly when / scarcely whenNo sooner h

9、ad they reached home than it started to rain.Hardly had I entered the room when the telephone rang. 連接詞連接詞before的小結(jié)：的小結(jié)：1. We had sailed four days and four nights before we saw land.2. We hadnt run a mile before he felt tired.4. Before I could get in a word, he had measured me. 一、若since引導的狀語從句的謂語動詞是

10、終止性的過去時，則從句表示的時間是“從動作開始的那一時刻起”。如： He has studied very hard since he came to our school. 自從他來到我們學校，他學習就非常 努力。 We have been missing them since they left here自從他們離開這里，我們就一直很想念他們。 二、若since引導的狀語從句的謂語動詞是持續(xù)性動詞或表示狀態(tài)的動詞的過去時時，則從句表示的時間是“從那持續(xù)動作或狀態(tài)結(jié)束時算起”。如： I havent heard any noise since I slept. Sleep 為持續(xù)性動詞，sl

11、eep的動作結(jié)束時，即“醒來”時，這句應(yīng)譯為“我醒后還未聽到任何聲音”。 John is now with his parents in New York, it is already three years since he was a teacher約翰現(xiàn)在和父母一起住在紐約，他不當教師已經(jīng)三年了。 How long is it since you lived in Shanghai?你離開（沒住在）上海多久了延續(xù)性；不 多長時間了It is half a month since he was a League member.他退團（不當團員）半個月了。 Its been quite so

12、me time since I was last in London我離開倫敦已很長時間了。 比較：He has written to me frequently since I was ill.自從我病愈以來，他屢次給我寫信。（從句謂語為狀態(tài)動詞） He has written to me frequently since I fell ill.自從我生病以來，他就屢次給我寫信。（從句謂語為終止性動詞）Ill let you know _ he comes back. A. before B. because C. as soon asD. although It is about ten

13、years _ I met you last.A.since B. for C. when D. as_ we got to the station, the train had left already. A.If B. Unless C. Since D. WhenWe didnt go home _ we finished the work. A. since B. until C. because D. though.He was about halfway through his meal _ a familiar voice came to his ears. A. why B.

14、where C. when D. while It was not _ she took off her dark glasses _ I realized she was a famous film star. A. when; that B. until; that C. until; when D. when; thenScientists say it may be five or six years _ it is possible to test this medicine on human patients. A. since B. after C. before D. wheW

15、hy didnt you tell him about the meeting? He rushed out of the room_I could say a word. A. before B. until C. when D. after_ I accept that he is not perfect, I do actually like the person. A. While B. Since C. Before D. UnlessDid you remember to give Mary the money you owed her? Yes. I gave it to her

16、 _ I saw her. A. while B. the moment C. suddenly D. once2. 讓步狀語從句讓步狀語從句 引導詞有：引導詞有：although, though, even if/though, as , while（盡管）（盡管）whetheror( 無論無論還還是是 ),whoever= no matter who whenever= no matter whenwhatever= no matter whatwherever= no matter wherehowever= no matter how1)as 引導的讓步從句要倒裝，句型為：引導的讓步從

17、句要倒裝，句型為：形容詞形容詞/ 副詞副詞/ 名詞（不帶冠詞）名詞（不帶冠詞）/ 動詞動詞（原形）（原形）+主語主語+謂語謂語Young as he is, he knows a lot.Much as I like it, I cant afford it.Farmer as he is, he is well-educated.Try as I might, I couldnt lift the stone. 2）although不倒裝，不倒裝， though可倒裝也可可倒裝也可不倒裝不倒裝, as 必須倒裝必須倒裝 Although/Though he was ill he didnt

18、stop working.3）no matter +疑問句引導讓步狀語從句疑問句引導讓步狀語從句No matter what happened, he shouldnt mind.=Whatever happened, he shouldnt mind.No matter who you are, you should obey the social rules.=Whoever you are, you should 4) whether orWhether you believe it or not, it is true.whether or不管不管還是還是a. Whether the

19、weather is good or bad, they will set off as they planned. B.Whether he drives or takes the train, he will be here on time.1、 He tried his best to solve the problem, _ difficult it was. A. however B. no matter C. whatever D although 2、The old tower must be saved, _the cost. Ahowever Bwhatever Cwhich

20、ever Dwherever 對比訓練 3 1. Child _ she is, she know a lot.2. He did the experiment _ he was told.3. The pianos in the other shop will be cheaper, but not _ good. A. during B. as C. so D. though E. both B and C 3. 地點狀語從句地點狀語從句引導詞有引導詞有: where, wherever注意：不要混同于注意：不要混同于where 引導的定語從句引導的定語從句與定語從句的區(qū)別：與定語從句的區(qū)

21、別：where引導定語從句，引導定語從句，從句前有一個表示地點的名詞。從句前有一個表示地點的名詞。Go back where you came from.Go back to the village where you came from. (有志者，事竟成）有志者，事竟成）Ill follow you wherever you go.Where there is a will , there is a way.When you read the book ,you d better make a mark _ you have any question. A at which B at wh

22、ere C the place where D whereWhen you read the book ,you d better make a mark at the place _ you have any question. A which B at where C the place where D where4. 原因狀語從句原因狀語從句由由because, since, now that, as引導。引導。(1). because 語氣最強，用來回答語氣最強，用來回答why提問，提問，可用在強調(diào)句型中可用在強調(diào)句型中,引導的從句表示直接的、引導的從句表示直接的、根本的原根本的原yi

23、n It was because he was ill that he didnt go with us.(2).Since語氣比語氣比because弱，表示關(guān)系上的自然弱，表示關(guān)系上的自然結(jié)果，一般譯成結(jié)果，一般譯成“既然，鑒于既然，鑒于”（往往放于主句（往往放于主句之前）之前）Since no one is against it ,lets carry out the plan.（既然沒人反對（既然沒人反對, )(3).as語氣最弱，只說明一般的因果關(guān)系語氣最弱，只說明一般的因果關(guān)系（可放于主句之前，也可放于主句之后）（可放于主句之前，也可放于主句之后）Wear strong shoes

24、as we shall do a lot of walking today.(4).for也可以表示原因，不是說明直接原也可以表示原因，不是說明直接原因，而是對某種情況加以推倒，用于表示因，而是對某種情況加以推倒，用于表示補充說明補充說明理由。理由。He must be ill, for he is absent today.(5).now that用來說明一種新情況，然后用來說明一種新情況，然后加以推理，加以推理，now that放于句首時，放于句首時，that可可省略。省略。 Now ( that) everybody is here, lets begin. _ the day went

25、 on, the weather got worse. A. With B. Since C. While D. AsHe took off his coat _ he felt hot. A. because B. as C. if D. since5. 目的狀語從句目的狀語從句引導詞：引導詞：in order that, so that(為為了）了）,for fear that , in case,謂語動詞常謂語動詞常含有含有can, could, may, might, will, would等情態(tài)動詞。等情態(tài)動詞。Ill speak slowly so that everybody c

26、an understand me.He wrote the name down for fear that( in case) he would forget.Ann listened carefully _ she could discover what she needed. A. such that B. in order that C. because D. even though11. I hurried _ I wouldnt be late for class. A. since B. so that C. as if D. unless6. 結(jié)果狀語從句：結(jié)果狀語從句：引導詞有

27、：引導詞有：sothat, suchthat, so that 常用句型：常用句型：1)so+ adj. (adv.) + that2)so+ adj. + a (an) + n. +that3)Such +a (an) +adj. + n. + that4)Such +adj. + n (s) +thatHe spoke so fast that I couldnt follow him.It was such a good day that we all went swimming.He left in _a hurry _he forgot to lock the door.A.such

28、, that B. so, that C. such, as D. so, whenFarmers rotate (輪作) their crops _ the soil will remain fertile.A. so that B. because of C. in order to D. rather than It was _ a hundred people looked lost in it.A. so large a room that B. so large roomC. a such large room D. such large a roomHe has _ little

29、 education that he cant teach _ little children. A. so; such B. too; such C. a; so D. very; so 7. 條件狀語從句條件狀語從句1. 由由if, unless(= if not), so/ as long as(只要只要), suppose/supposing(假設(shè)，假設(shè)，如果如果), in case(以防以防), on condition that, only if , if only引導。引導。e.g. You may use the room as long as you clean it up

30、afterwards.2.“祈使句祈使句+and/ or/ or else/otherwise”引導的結(jié)果句，祈使句在實際意義上相引導的結(jié)果句，祈使句在實際意義上相當于條件狀語從句。當于條件狀語從句。Use you head, and you will find a way.Get up now, or you will be late.1、The WTO cannot live up to its name _ it does not include a country that is home to one fifth of mankind. Aas long as BwhileCif D

31、even though2、 It is known to all that _ you exercise regularly, you wont keep good health. A. unless B. whenever C. although D. if unless 相當于 if not，意思是“除非”“如果不就”。這也是高考的熱點之一。復(fù)習時也應(yīng)給予高度重視。1、_ I can see, there is only one possible way to keep away from the danger. A. As long as B. As far as C. Just as

32、D. Even if 2、I always take something to read when I go to the doctors _ I have to wait. Ain case Bso that Cin orderDas if 8. 方式狀語從句方式狀語從句 引導詞有引導詞有: as(如同如同 ), as if/though (好像好像) They are talking as if (as though) they were old friends.注意：注意：as，like 都表示都表示“像像”， I work as others do . I work like others.as 是連詞是連詞 ，后加句子，后加句子 like 是介詞，后加名詞、代詞、名詞短