省略句祈使句

1、特殊句式省略句在英语中，有时为了避免结构上或内容上的重复，并使上下文紧密连接；有时因为语法的客观要求，句子中的一个或几个成分不需要表达出来，这种现象称为省略。一、简单句中的省略 1. 省略主语。Haven't seen you for ages!2省略谓语。Anything you want?3. 省略宾语。Where is he?I don't know. 二、 并列句中的省略 在并列句中，如果后面的分句，与前面的分句有相同的部分，这一部分则常被省略掉，以免重复。He teaches English and his brother maths. 三、复合句中的省略 1. 在含

2、有状语从句的复合句中 ，当从句和主句的主语一致或从句的主语为it且从句中有be动词时，可以省略从句中的主语和be动词。When (she was) asked, she didn't answer a word.As (he was) a young man, he studied law and became a lawyer.If (it is) so, you must go back and get it. 【疑难点击】当先行词是time, reason, place等时，作状语的关系副词when, where, why等也可以省略。The reason (why) he di

3、d that is quite clear.3. 名词性从句中的省略 (1)宾语从句中的第一个that可省略。He said he had arrived here two days before and that he had lived in a hotel. (2)宾语从句中I'm afraid, I think, I believe, I hope, I guess等作答语，后面so与not分别等于肯定和否定，宾语从句可省略。 Do you think it will rain? I hope not/so.四、动词不定式中的省略 1有些动词，如：believe, find,

4、think, feel, consider, imagine, prove等后作宾补的结构to be . 中的to be可以省略。I consider him (to be) stupid. 2. 动词不定式在like, love, care, want, hope, wish, expect, prefer, refuse, decide, mean, intend, try, promise 等动词后作宾语时，为了避免重复，常省略不定式后的内容，但要保留to。 Did you get a ticket? No, I meant to (get one), but there weren&#

5、39;t any left.3动词不定式与 be able to, be going to, have to, ought to, used to等构成固定词组时，不定式结构常可省略，但要保留to。I don't want to wait for him, but I have to.He doesn't like fish, but he used to. Why didn't you come to our party? I was going to, but l had a report to write.4.动词不定式在 ask, warn, tell, adv

6、ise, force, wish, expect, allow, permit, invite, persuade, order, would like, forbid等动词后作宾语补足语或主语补足语时，常可省略。The students want to enter the lab, but the monitor advises them not to (enter the lab). 【注意】承前省略的动词不定式如果有助动词have或be, 则要保留be或have, 如：Are you a doctor? No, but I used to be.五、某些词法上的省略 1. 名词所有格(1

7、)如果名词所有格修饰的名词在前文已出现，则可以省略。These are John's books and those are Mary's. 祈使句祈使句+and+陈述句=if +主句Work hard and you will succeed.=If you work hard, you will succeed.One more minute and I will finish it.=If you give me one more minute, I will finish it.祈使句+or+陈述句=ifnot+主句Hurry up, or we will be lat

8、e.=If we dont hurry up, we will be late.练习：1. You won't go to Mary's birthday party, will you? Yes, _ I'm invited.A. even if B. unlessC. if D. though2. Have you got any particular plans for the coming holiday? Yes. _， I'm going to visit some homes for the old in the city. A. If ever

9、B. If busy C. If anything D. If possible3. Are you a teacher? No, but I _. A. used to B. was used toC. used to be D. used to do 4. Did you get a ticket? No, _， but there wasn't any left. A. I tried B. I tried toC. I try D. I try to5. Nowadays people are wasting too much energy, so we should lead

10、 a lowcarbon life. _， we'll suffer a lot in the future. A. When possibleB. If anyC. If notD. Where necessary6. Don' t you agree with what he said at the meeting? Yes, _！ It can't be better. A. approximately B. incrediblyC. probably D. absolutely7. Aren't you be chairman? No, and I _.

11、 A. don't want toB. don't wantC. don't want to beD. don't want be8. Coffee _ milk? Only milk, please, _ I used to like coffee. A. and; and B. and; butC. or; and D. or; but9. Are there any English story-books for us students in the library?There are only a few，_.Aif any Bif there Cif

12、some Dif has10. Be sure to get up earlier tomorrow morning._,Ill be as early as a bird.AOK, I will BIm afraid I can COf course not DNo, I will11. Whats the matter with you?I didnt pass the test, but I still_.Ahope so Bhope to Chope it Dhope that12. Is she really ill?_. Shes in hospital.AI hope so BI

13、m sure CI dont think so DIm afraid so13. You look happy today, Mary.I like my new dress and Mother_,too.Alikes Bdoes Cis Ddo14. They got to Beijing earlier_.Aas we did Bas we do Cthan we did Dthan we were15.Would you like to have a try once again?_.AYes, I like BNo, I dont like it CYes, I want very

14、much DYes, Id like to16. Are you angry?Yes. He should at least answer when_.Aspeaking Bspoken to Cspoken Dspeaking to17. Mr. Zhang was badly injured in the accident._, lets go to see him.AIf such BIf so CIf not DIf any18. Turn on the television or open a magazine and you _ advertisements showing hap

15、py families. A. will often see B. often see C. are often seeing D. have often seen 19.Stand over there，_ youll be able to see it better. A. or B. while C. but D. and 20.English has a large vocabulary，hasnt it？ Yes._ more words and expressions and you will find it easier to read and communicate. A. Know B. Knowing C. To know D. Knew 21.Lose one hour in the morning，_you will be looking for it the rest of the day. A. but B. and C. or D. so 22.Start out right away，_you will miss the first tr