虚拟语气

1. 虚拟语气

2. Definition 虚拟语气（the Subjunctive Mood）表示说话人的一种愿望、建议、命令、要求、有时是一种非真实的假设、料想，或是不可能实现的与事实相反的愿望。

3. 1. 高考热点 1、条件句中的虚拟语气的用法； 2、条件句中虚拟语气的倒装； 3、名词性从句中虚拟语气的用法； 4、几种特殊结构中虚拟语气的用法； 5、虚拟语气与陈述语气的判定。

4. 2.知识梳理 A:与时间无关的虚拟语气 名词性从句中要求用虚拟语气的动词

5. suggest, order, demand, propose, command, request, desire, insist, require, advice etc.引 导的宾语从句要用虚拟语气，以(should) + v 原的形式出现。 We all suggest that he ( should ) finish his homework first. The captain commanded that all the sailors ( should ) get down to work at once.

6. It’s suggested ( ordered, demanded, proposed, commanded, requested, desired, insisted, required ) that … 后面的主语从句中要使用 虚拟语气，也以 ( should )+ v原.的形式出 现。 It’s ordered that only German ( should ) be taught at schools in Alsas and Lorin. It’s requested that all the students ( should ) wear school uniforms at school.

7. 以上这些动词的名词形式后面的表语从句 和同位语从句中也要用虚拟语气，也应以 (should) + v原. 的形式出现。 My suggestion is that you ( should ) go home first before coming here. My advice is that you (should) practise speaking English as often as possible His request that his cost ( should ) be paid by the hour is completely reasonable. The order came that the work (should) be finished two days ahead of time

8. 注意:当suggest 表示“暗示”;insist表示“坚持认为”时不用虚拟！ His accent suggests he comes from Hunan. His silence suggested that he agreed with my decision I insist that he was wrong

9. It’s (about/high) time +that --- 过去时 should +V. It’s high time that you went. It’s high time that you were going. It’s high time that you should go. 你该走了。 我们该去睡觉了。 It’s time that we went to bed. It’s time that we should go to bed.

10. It’s necessary /strange/ natural/ important + that---Clause 从句中的动词要用虚拟， 即（should）+动词原形 It is important that we ( should ) master a foreign language. It is strange that she refuse to come to the party. It’s necessary that we should study hard.

11. B:与时间有关的虚拟语气 if引导的虚拟条件句

12. 区别: If it rains tomorrow, the crops will be saved. 陈述语气 If it rained tomorrow, the crops would be saved. 虚拟语气

13. 与现在事实相反的虚拟条件句 If + 主+ did(were), 主+would/should/could/might +动词原形 1. 如果我是你，我会再试一次。 If I were you, I would try it again. 2.如果我有一百万美元，我会买下这架飞机。 If I had one million dollars, I would buy the plane.

14. 与过去事实相反的虚拟条件句 If +主+had done sth, 主+would/should/could/might +动词完成式（have done） 1.如果他努力学的话，他就通过这次考试。 If he had worked hard, he would have passed the examination. 2.要是当时我和她结了婚的话，那我是很不幸的。 If I had married her, I would have been unhappy.

15. 与将来事实相反的虚拟条件句(通常有时间状语)与将来事实相反的虚拟条件句(通常有时间状语) If + 主+ did(were to /should do), 主+would/should/ could/might +动词原形 1.如果他明天来的话,我会告诉他这件事. If he came here tomorrow, I would tell him about it. 2.如果他明天来的话,我会告诉他. If he were to come here tomorrow, I would tell him.

16. If you __________tomorrow, you _________ find the new manager working in the office. A. should come; would B. would come; would C. will come; should D. comes; might If the parents ______at the hospital earlier after the accident, the child would have been saved. A. arrives B. arrive C. had arrived D. has arrived

17. If he _________he ___________that food. Luckily he was sent to the hospital immediately. A. was warned; would not have taken B. had been warned; would not have taken C. would be warned; had not taken D. would have been warned; had not taken

18. I didn’t see your sister at the meeting. If she __________, she would have met my brother. A. has come B. did come C. came D. had come If my lawyer _______here last Sunday, he _______ me from going . A. had been; would have prevented B. had been; would prevent C. were; would prevent D. were; would have prevented

19. 倒装的If虚拟句

20. 条件状语的倒装： 如果条件状语中有were, had, should时, 可以倒装成：Were / Should / Had +主+其他 If I were you, I would try it again. Were I you,I would try it again. If he had been there yesterday, he would have seen the film. Had he been there yesterday, he would have seen the film. If it should snow tomorrow, we wouldn’t go out. Should it snow tomorrow,we wouldn’t go out.

21. _________the exam, he would have attend a college. A. If he passed B. Had he passed C. Were he passed D. If he should pass _______five minutes earlier, you could have seen them off. A. If you should arrive B. If you arrive C. Had you arrived D. Should you arrive ________it rain tomorrow, we should have to put off the visit to the Science Museum. A. Were B. should C. would D. will

22. wish引导的虚拟句

23. wish + that How I wish If only did/were 现在 had done 过去 would / might /would do 将来 我要是记得地址就好了。（真可惜我忘了） I wish I remembered the address. 要是他没有离开这里就好了。（他已离开） How I wish he had not left. 要是明天下雨就好了。（说话人以预料明天不会下雨） I wish it would rain tomorrow.

24. Exercises: “ Have you visited the Science Museum?” “ No, but I really wish I _______.” A. had B. did C. have D. will I didn’t go to the party, but I do wish I _____there. A. was B. were C. had been D. went I wish I _________ you yesterday. A. see B. did see C. had seen D. were to see

25. -----He is a brave man. -----Yes, I wish I _________his courage. A. Have B. had C. will have D. would have Tom can take his car apart and put it back together again. I certainly wish he _____me how. A. teaches B. will teach C. has taught D. would teach

26. The picture exhibition bored me to death. I wish I ___________to it. A. hadn’t gone B. haven’t gone C. didn’t go D. could not have gone How I wish I __________that! Everybody present was angry with me. A. didn’t go B. hadn’t done C. wouldn’t do D. wasn’t doing

27. as if /though

28. 区别： He speaks English as if/ though he is from the USA. 陈述语气 { He speaks English as if/ though he were from the USA. 虚拟语气

29. 2. as if /though + Clause did /were(现在) 现在： 过去： 将来 : had done(过去) would+动词原形(将来) She loves the baby as if it were her own son. He speaks as if he had been to the United States.

30. 注意: 主从句时间不一致情况下的虚拟语气(混合条件句): 有时条件从句中的动作和结果与主句中的动作，发生的时间不一致，这时动作的形式应根据它所表示的时间加以调整。

31. If you had followed my advice, you would be able to finish the work now. 如果你当时听了我的话，现在就能完成这份工作了。 （从句说明过去，主句说明现在。） If I were you, I would have gone to her birthday party. 如果我是你，我就去参加她的生日晚会了。（从句说明现在，主句说明过去。）

32. If you hadn’t lent me some money, I couldn’t have bought the new house and most likely I would be still living in the dangerous house now. 假若你不借钱给我， 我不可能买下这幢新房，很可能现在还住在危房里。 （从句说明过去，主句说明过去和现在。）

33. 虚拟语气特殊句型：

34. 现在： 过去： 未来： 过去时 1. would rather that 过去完成时 过去时 I would rather you paid me now. I would rather you had gone, too. Don’t come. I would rather you came tomorrow.

35. 注意: 在主语＋would (had) rather ＋that 宾语从句中，从句谓语一般用过去式表示虚拟形式。例如: 我真希望你告诉我真相。 I’d rather you told me the truth. 我宁愿不再见着你。 I’d rather I didn’t see you again. 我倒希望他们和我一起去。 I would rather they went with me.

36. 2.As if构成的虚拟语气

37. (1) 对现在的虚拟,谓语动词用过去时 (系动词用were),意指主从句谓语表示的动词同时发生.例如: 他看起来好象病了. He looks as if he were ill. 他感到他应该独自对发生的 事情承担责任. He felt as if he alone were responsible for what had happened.

38. (2) 对过去的虚拟谓语动词使用had+过去分词,意指从句谓语动词发生在主句谓语动词之前.例如: 她英语说的很好就象是在英国学习的一样. She spoke English well as if she had studied English in England. 我记得整件事情就象是昨天发生的一样. I remember the whole thing as if it had happened yesterday.

39. (3) 对未来的虚拟谓语动词使用would+动词原形, 意指从句谓语动词发生在主句谓语动词之后. 例如: 史密斯太太哭得心都快碎了. Mrs. Smith sobbed as if her heart would break.

40. When a pencil is partly in a glass of water, it looks as if it __________. A. breaks B. has broken C. were broken D. had been broken The actor is 58 years old. But he acts as if he _______ a young man. A. is B. will be C. am D. were The clouds are getting darker and darker. It looks as if it _______rain. A. is going to B. will C. was going to D. would

41. 注意：如果表示的事情可能会发生，那么状语从句中的谓语动词可用陈述语气。注意：如果表示的事情可能会发生，那么状语从句中的谓语动词可用陈述语气。 It looks as if you are tired.

42. 3. without和but for 构成虚拟。but for要不是 Without sunlight, people’s life would be different from today. But for your help, I wouldn’t have finished the work. Without your help, I would have failed. But for water, it would be impossible to live in the desert.

43. 4. If only (1) …要是就好了= I wish If only I knew his name! If only we had followed your advice! If only I could see him again!

44. (2) = as long as常用陈述语气. 如果我们紧密团结就一定能战胜一切困难. We can surely overcome these difficulties if only we are closely united.

45. 5. otherwise 和supposing也可以引导虚拟语气。例如： The storm stopped, otherwise the sailors would have fallen into the sea. I’m getting cold, otherwise I would keep her. Suppose(supposing) your friends knew how you are behaving here, what would they think?

46. 6. so that 与in order that 二者引导的目的状语从句谓语部分应该用may /might/can /could /etc.+动词原形 She stayed at home for a few days so that she might have more time to study it. She listened carefully in order that she might discover exactly what he wanted. He went to the station in a taxi so that he should not miss the train.

47. 7.用 “may+动词原形”表示祝愿，但愿，此时may须置于句首 May good luckbeyours!祝你好运！May youbehappy!祝你快乐！May youdoeven better!祝你取得更大成就 Longlivethe people! 人民万岁！“Godblessyou,” said the priest.牧师说：“愿上帝保佑你！”

48. 含蓄条件句 非真实条件句中的条件从句有时不表出来，只暗含在上下文中，这种句子叫做含蓄条件句。含蓄条件句大体有二种情况:

49. 1. 条件暗含在短语中。如： W hat would I have done without you? (条件暗含在分词短语without you中) It would be easier to do it this way. (条件暗含在不定式短语to do it this way 中) But for your help we couldn’t have succeeded in the experiment. (暗含条件是but for your help)

50. 2. 条件暗含在上下文中。如： You might stay here forever. (可能暗含if you wanted to) We would have succeeded. (可能暗含if we had kept trying)