虚拟语气复习 详细版课件

1、虚拟语气条件状语从句主 句与过去事实相反had + 过去分词should /would/could/might + have + 过去分词与现在事实相反一般过去时(be用were)would/should/could/might + 动词原形与将来事实相反一般过去时或should(were to) + 动词原形would/should/could/might + 动词原形（一） 虚拟语气用于条件状语从句中 1. 错综条件句 当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时，动词的形式要根据它所表示的时间作相应调整。如：If you _ (work) hard before, you

2、 _(be) a college student now. 2. 隐含条件句 有时为了表达的需要，在虚拟语气中并不总是出现if条件句，而是通过其他手段代替条件句。I was ill that day. Otherwise I _part in the meeting. (take)I _(give) you more help, but I _(be) too busy.3. 用介词短语代替条件句， 常用的有with, without, but for We _( not finish) the work on time without your help. 虚拟条件句该注意的几点：had w

3、orkedwould bewould have takenmight have givenwascouldnt have finished4. 虚拟语气的倒装If I were you, I would accept his invitation.If you had followed my advice just now, you would be better now.If it should rain tomorrow , we wouldnt go shopping.Were I you, I would Had you followed my advice just now, you

4、 .Should it rain tomorrow, we Practice: Fill in the blanksIf I _(know) his telephone number, I _ (ring) him up right now. 2. If he _( see) you yesterday, he _(ask) you about it.3 If he _(come) here tomorrow, I _(ask) to him.4. _she here, she would agree with us. 5. _he learnt about computers, we wou

5、ld have hired him to work here _he agree to go there, we would send him there. We _(know) his telephone number; otherwise we would have telephoned him. knewwould ringhad seenwould have askedshould comewould talkHadShoulddidnt knowWere（二） 虚拟语气在名词从句中的运用1. 所有与建议、命令、要求、坚持有关的名词从句均用should+动词原形结构（ suggest,

6、 propose, advise, order, demand, request, require, insistadvice suggestion, proposal, requirement) He suggested that we (should) set off early the next morning.It is suggested that the meeting (should )be put off till next week.His suggestion that we (should ) set off early sounds reasonable.My sugg

7、estion is that we (should )think it over before we accept it.2. 在 Its necessary/ natural/ important/ strange+ that 从句中，从句谓语动词用should + 动词原形 It is strange that she should have done such a stupid thing yesterday.It is important that we should sent him to hospital right now.3. Wish 后面的宾语从句一般用虚拟语气。其谓语动词

8、为 1) 过去式（从句动作与wish同时） 2) 过去完成时（从句动作先于wish） 3) could/ would/ might+动词原形（从句动作后于wishI wish I _(met) that film star yesterday.How I wish it _(not rain) now.had met werent raining（三） 虚拟语气用于以下句型中1. It is time that 句型中， 从句谓语用过去时或should +动词原形，should不能省略。It is time that we should start out.It is time that yo

9、u went school.2.It is the first time that 句型 中， 从句谓语动词用现在完成时。It is the first time that we have been to Beijing.3. It was the first time that 句型中，从句谓语动词用过去完成时。It was the first time that we had been to Beijing. （ 四） as if / as though 用在虚拟语气中He speaks English so fluently as if he _ English in America b

10、efore. study)had studied （ 五）虚拟语气用在 If only 引导的感叹句中If only I _his advice.had takenIf I had had enough time, I _my work. would finish B. must have finished C. would have finished D. had finished 2. It was suggested that the meeting _the next day. A. be held B. must be held C. held D. should hold 3. M

11、r. Green requires that the students_ a composition every other week. A. write B. written C. would write D. will write 4. I wish I _what is happening there in his room. A. know B. knew C. known D. should know PracticeCAAB5. _ fired, your health care and other benefits will not be immediately cut off.

12、A. Would you be B. Should you be C. Could you be D. Might you be6. As many as 16 people died in the accident, if only the driver _enough attention to safety measures.Paid B. should pay C. had paid D. would pay7. But for John, we _ the match last week. A. would have lost B. would lose C. had lost D.

13、lost8. He hesitated for a moment before kicking the ball, otherwise he _ a goal. A. had scored B. scored C. would score D. would have scoredBCAD9. The young man insisted that he _ nothing wrong and _ free.A. did; set B. had done; should be set C. do; be set D. had done; must be set10. His face suggested that he _angry , so I suggested we _ making fun of him.was, stop B. should be should stopC. wa