虚拟语气用法及答案

1、类别用法例句if引导的 条件 从句与现在事实相反从句动词：过去式（be用were）；主句动词：should/would/could/might +动词原形If he were here, he would help us.与过去事实相反从句动词：had +过去分词；主句动词： should/would/could/might +have +过去分词If I had been free, I would have visited you.与将来事实相反从句动词：过去式/should +动词原形/were + 不定式；主句动词:should/would/could/might +动词原形If it

2、 should rain tomorrow, we would not go camping.其他状语 从句as if引导的状语从句中动词用过去式或过去完成 式They are talking as if they had been friends for years.even if/though引导的从句，与现在将来/事实相反： 从句动词用过去式，主句动词用should/would +动词 原形。与过去事实相反:从句动词：had +过去分词； 主句动词：should/would +have +过去分词Even if they were to fail, they wouldnt lose c

3、ourage.宾语 从句demand, suggest, order, insist 等表命令、建议、要求 后的从句中动词（should）+动词原形He suggested that we not change our mind.wish后的从句中分别用过去式、过去完成式和 could/would+动词原形表示与现在、过去和将来情况 相反I wish I could be a pop singer.主语 从句在 It is necessary/important/strange that., It is suggested/demanded/ordered/requested that.等从句

4、 中，谓语动词用(should)+动词原形It is strange that such a person should be our friends.表语 从句 和同 位语 从句作 idea, advice, order, demand, request 等表命令、建 议、要求的词的表语从句和同位语从句，其谓语动 词用（should）+动词原形My advice is that you (should) finish your homework first.The idea that you (should) go is right.其他句型 中It is time that.句型中动词用过

5、去式或should+动词原形Its high time that we left.would rather所接的从句中动词用过去式或者过去 完成式I would rather you stayed at home now.If only句型中动词常用过去式或者过去完成式，表 示强烈的愿望If only our dream had come true!二其他要注意的事项虚拟语气中出现be的过去式，只能用were。suggest表“暗示、表明”和insist表示“坚持认为”，其后的宾语从句用陈述句语气。例如： You pale face suggests that you are ill. / H

6、e insisted that he was right.if虚拟语气条件句中如有had, should, were，可省略if,将其提前引起倒装。例如： Were I you, I would remain. / Had you told me earlier, I wouldnt have missed it.4.可用with, but for代替虚拟语气条件句。例如： But for your help. I would have failed the exam.Without air there would be no life.as if/though, even if/though

7、也可以不用虚拟，表示真实的情况。 例如：It looks as if it is going to rain.II、实战演练用所给动词的适当形式填空-If he(warn), he-Luckily he was sent to the hospital immediately.When a pencil is partly in a glass of water, it looks as if itI would rather they(not hear) of the news.I wish I(have) a room of my own when I was a child.To the

8、 surprise of the public, the identification of the cause of such a simple event (take) more than a year.Without air to hold some of the suns heat, the earth at night too cold for us to stay.If I had worked harder at school, I(sit) in a comfortable office now.Her pale face suggested that she(be) ill,

9、 and her colleagues suggested that she (have) a medical examination.I insisted he(go) to see a doctor, but he insisted nothing with him.He asks that he(give) an opportunity to explain why hes refused to go there.It is high time we(get) down to discussing this plan.If it were not for the fact that yo

10、u(be) too busy, I would ask you to help me do this right now.Who do you suggest(send) to work there?I would have come earlier, but I(not know) that you were waiting for me.If it(rain) tomorrow, the outing would be cancelled.答案：1. had been warned; wouldnt have taken 2. were broken5. should have taken

11、 6. would be 7. would be sitting10. be given 11. got12. are 13. be sent 14. didnt know1 .The volleyball match will be put off if it _b.A. will rain B. rains C. rained D. is rainedYou didn t let me drive. If we _b_ in turn, you so tired.A. drovedidn t get B. had drivenwouldn t have gotC. drovewouldn

12、t get D. were drivingwouldn t getIf you _d_ him yesterday, you what to do now.Asked would know B.had asked would have knownC. asked him know D. had asked would knowWhat would have happened, _cas far as the river bank?A. Bob had walked farther B. if Bob should walk fartherC. had Bob walked farther D.

13、 if Bob walked fartherHow I wish every family _b a large house with a beautiful garden! (02 上海)(not take) that food.(break).(be) freezing cold,(be) wrong3. didnt 4. had had8. was; have 9. go; was15. should/were to rainhas B. had C. will have D. had hadWhen a pencil is partly in a glass of water, it

14、looks as if it _c_. (95 N)breaks B. has broken C. were broken D. had been brokenAlan a_ the party if he had gone to London.A. would have missed B. had missedC. would missD. missed8.It was the drug, not the disease, that killed the boy.He would be still alive today if he _D that drug.not takeB.should

15、nt have takenC.didnt takeD.hadnt taken9.If you A tomorrow, youfind the new manager working in the office.A. should come; wouldB. would come; wouldC. will come; shouldD. comes; might10.If the parents _C at the hospital earlier afterthe accident, the child would have been savedA. arrivesB. arriveC. ha

16、d arrivedD. has arrived11.1 didnt see your sister at the meeting. If shed, she would have met my brotherA. has come B. did come C. came D. had come12.If my lawyer _A here last Sunday, heme from going .had been; would have preventedhad been; would preventwere; would preventwere; would have prevented1

17、3.If he B he that foodLuckily he was sent to the hospitalimmediatelywas warned; would not have takenhad been warned; would not have takenwould be warned; had not takenwould have been warned; had not taken14If the doctor had come earlier, the poor child d.wouldnt be lying there for three hourswouldnt

18、 have laid there for three hourswouldnt have lied there for three hourswouldnt have lain there for three hours如果我是他，我就努力学习。If I _werehim, I _would studyhard如果我有钱，我就给自己买一架飞机。If I _hadmoney, I _would buya plane for myself.3）如果你昨天来，你就会看见她了。If you had come yesterday , you _would have seen her4）如果你早点起，你就赶上那趟车了。If you _had got up earlier, you would have caught that train5）如果明天下雨，我们就不去购物了If it _rained tomorrow, we would not go shopping6.要是你早来几分钟的话，你就能见到他了。7.If you had come a few