虚拟语气讲与练

1、虚拟语气讲与练许柳梅1. 虚拟语气用在条件句中Eg: If I were in the north now, I could see the snow.If he had taken my advice, he could have passed the exam.If it should snow tomorrow, I would stay at home all day. 其他要注意的事项：1）混合虚拟（也称为错综时间条件句） 主句和从句的动作并不发生在同一时间，其动作形式要根据时间而定。Eg：If he had taken the medicine earlier, he would

2、be all right now.If I were you, I would have gone with him.2）省略了 if 的条件句（倒装句）Had he taken the medicine earlierWere I youShould it snow tomorrow3）用 without / but for 表示含蓄条件Without air （=But for air=If there were no air）,we couldn't live.Without your help（But for=If it had not been for your help）

3、, I couldn't have succeeded.4）用 otherwise接上下文时可以用虚拟Eg: I am very busy at the moment . Otherwise I would go with you.=If I were not busy.2. 含有责备等语气的含情态动词的虚拟结构should have done/ should'nt have done, needn't have done, could have done might have doneYou should have told me the truth earlier.

4、You needn't have done that by yourself.3.虚拟语气用在 as if/as though 引导的状语从句中She looks after the old woman as if she were her own mother.They talked about the accident as if they had seen it with their own eyes.4. 虚拟语气用在宾语从句中1）在 wish 之后I wish I were a doctor.I wish I had told him my secret.I wish I c

5、ould fly to the moon in the future.2）在 would rather 后I would rather you came tomorrow.I would you told me the fact.I would rather he hadn't come to my birthday party last night.3）在 insist, suggest, propose, command,demand,request,advise, ord等e动r 词后 The boss requested all the work should be finis

6、hed before Friday. He insisted they should take the sick boy to hospital at once.the sick boy should be taken to.5. 虚拟语气用在主语从句中。 句型：1) It is suggested/demanded/ ordered/proposed+ that Eg: It is suggested we should try the experiment in another way.2) It is necessary/natural/ important/strange +thatE

7、g: It is quite natural that she should think so.I t is strange that she should be so quiet today.3) It is a pity/no wonder +thatEg: It is a pity that you should miss such a good lecture.6. 虚拟语气用在 demand, insist ,suggestion,c ommand, order, advice, request, plan, proposal等词后的表语从句或同位语从句中Eg: My suggest

8、ion is that we should start from the beginning.We received an order that we should get to the camp in an hour. 7.虚拟语气用在 It is (high) time +that定语从句中Eg：It is time that we went to bed.=It is time that we should go to bed.8. 在 if only 句型中，表示“但愿 .，要是就好了”的强烈愿望。Eg：If only I were as strong as you!If only I

9、 had listened to your advice!Exercise:句型转换：根据上句，改写下句，并保持原句意思不变1.I don't know the answer to the question.I wish I the answer to the question.2.I didn 't see the film last night.I wish I the film last night.3.She suggested our holding a meeting tonight.She suggested that we a meeting tonight.4

10、.He insisted on my finishing my work ahead of time.He insisted that I my work ahead of time.5.The boss ordered her to take part in the project.The boss ordered that she part in the project.6.It is high time for us to go to school.It is high time that we to school.7.If I were you, I should not do tha

11、t. I , I should not do that.8.I got up late, so I missed the train.If I late, I the train.9. He didn't write to his parents last month.He to his parents last month.10.It will rain tomorrow, so the crops will be saved.If it tomorrow, the crops would not be saved.11.My suggestion for you is to mak

12、e preparations for the meeting.My suggestion is that you preparations for the meeting.12.What do you think of my suggestion to make preparation for the meeting?What do you think of my suggestion that we preparationsfor the meeting?13.It is necessary for us to master a foreign language. It is necessa

13、ry that we a foreign language.用括号内的动词填空1.The leader insisted that the plan (carry out).The leader insisted that the plan(be)very good.2.Her pale face suggested that she(be) ill, and her parentssuggested that she (go) to see a doctor.3. How I wish she there with us now!How I wish she there with us to

14、morrow!How I wish she there with us yesterday!4. He looks as if he (see) a ghost.5.If you(not leave)so early, you (meet) John.6.If it (rain) this afternoon, we will put off the sport meeting.If it (rain) this afternoon, we would put off the sport meeting.7.It is important that we (protect) the wildl

15、ife.8.If he(study) harder, he(pass) the exam tomorrow.9.-If he (warn), he (not take) that food.-Luckily he was sent to the hospital immediately.10. I (receive) your letter, I would have started off two days ago.11. Given more attention, the flowers(not die).12. Without electricity human life (be) qu

16、ite different today.13. John was very busy last week, otherwise, he (come) toattend the meeting.14. But for the snow, we (arrive) earlier.15. When a pencil is partly in a glass of water, it looks as if it (break).16.If only I (take) your advice!17.I would rather you(spend) more money on books than o

17、n clothes.18. My idea is that we (stick) to our plan.19. The old professor gave orders that the experiment (finish) before 6.20. The workers in France demanded that their pay (raise)from the following week on.21. It was ordered that no smoking (allow) in the library.22. the friendship between us last forever!A. Could B. Will C. May D. Wish23. You are late again. You here earlier.A. should come B. will come C. should have come D. will have come24. I hope my letter.A. her to answerB. that she would answerC. that she will