【高二英语】高二英语语法虚拟语气用法（共11页）

虚拟语气用法,If +主语+过去式,主语+ would+ v,if+主语+had pp,.+would+have pp,If + s. +过去式If + s. +should+ vIf +s.+were to + v,s.+ should +v,更多资源,1. Much labor would have been saved if the electronic computers_ before. A. had invented B. should have been invented C. were invented D. had been invented2. If only you _him what I said! Everything would have been all right. A. didnt told B hadnt told C. would not tell D. would have not told3.Jean doesnt want to work right away because she thinks that if she _a job she probably wouldnt be able to see her friends very often. A. has to get B. were to get C. had got D. could have got4.Ask him to ring me up if you _ him. A. should see C .saw B. would see D. will see,5.If my father _here now, he _tell me what to do. A. were, would B were, will C. is, would D is , will6.If I _a bee, I _ work much harder. A. were, would B. were, shall C had, will D. have, should7.If I _you, I _ do that. A. was, wouldnt B. were, wouldnt C. am , wont D. were, wont 8.Its quite impossible that it will rain tomorrow. But if it _, I would still go to the park. A. should rain B. would rain C. rained D had rained9._ tomorrow, what should we do? A If it rains B. Should it rain C. Would it rain D. Were it raining,10.He _ learn more quickly if he _ harder. A. will, work B. would, worked C. would, work D. will , worked11.I dont think that I shall fail. But if I _, I would try again. A.should fail B. would fail C failed D.had failed12.If I _ much money, I _ buy a house. A. have, will B. had, should C. had, will D have, should*1)“if”虚拟语气倒装形式的使用：如果“if”从句中含有 “were, had ”或“should ”时， 则可省略连词“if ”，而把“were, had ” 或“should” 移至主语之前。1) Were I you (=if I were you ), I would .2) Had they not come last time (=If they had not come last time), we would have done.3) Should it rain tomorrow (= If it should rain tomorrow), she would ,1.动词后宾语从句中的虚拟语气。在动词 suggest, insist, order, command, require, request , demand 等后面的宾语从句中， 动词形式一般用 “should + 动词原形，或省略should用动词原形，以表示建议，劝说， 命令， 要求的语气;在Its suggested /ordered/required/demanded/ decided/orded/ necessary/important/strange/vital等结构的主语从句中， 或suggestion, order, idea等词的同位语从句和表语从句中， 也应用should +动词原形， 或省略should ， 以适合于说话人所表示的建议或要求， 命令的语气。 如 Its necessary /important that every party member (should ) take the lead and work well. 2.虚拟语气的特殊动词， 词组， 句形。1) about time should v It + time + that +主语 high time v-ed 2) What if.?-He would go to see you. -_ He did not come?A. What if B. Where if C. What come D. why whether,3.“wish” 在宾语从句中 V-ed. 表现在 wish + 主语（宾从中主语）+ had + 表过去 could/would/ might + V. 表将来4. as if, as though表不可能，不真实情况时的虚拟语气例They look rather puzzled, as if /though they didnt know. You look as if /though you had seen a ghost. He is very happy as if /though he could win the game. 5.would rather在虚拟语气中的用法 V-ed表现在或将来 would rather +主语(从句中)+ had + 过去分词表过去 6.混合条件句 主句与从句的动作发生在不同的时间，这时主，从句谓语动词的虚拟语气形式因时间不同而不同，这叫做混合条件句。If you had asked him yesterday, you would know what to do now.从句与过去事实相反，主句与现在事实相反。）If it had rained last night (过去), it would be very cold today (现在).,7.有时if条件句借助于otherwise, or, but, but for, without, but that, unless, so long as, in case, on condition that, suppose, supposing that, provided, provided that等词表达出来,同样还要用虚拟语气.1.We might die without your help.2.I had my hair cut off and sold it because I couldnt have lived through Christmas without giving you a present.3.I was busy last week otherwise I would have come to see you.4.I would have given you more money, but I was so poor then.5.I will go provided that/ providing/ providing that you go too.6.Ill cook plenty of potatoes just in case they decide to stay for dinner.8. 一些固定词组中也含有虚语.如,God save the King/Queen,Long live ,May you succeed等.9.在一些非常正式的语言中(如法律文献), 在if 和whatever后面有时用be.If any person be found guilty, whatever be the reason,1. I advised that sister _ at her desk all day. A. mustnt B not read C doesnt read D neednt read2. The situation required that China _its door to the outside world. A.must open B.should open C.have to openD.has to open I _ you a more valuable present for your birthday. I was short of money at that time. A. must have brought B. would have bought C. had bought D. would buy-Do you want him to lend you some money? -I wish he _. A. had B. did C. would D. should 5. _he come , the problem would be settled. A. Would B. Should C. Shall D. If 6. It was required that each student _ enough food on the trip. A. had better bring B would bring C brought D bring,7.She didnt come yesterday, or you _him. A. had seen B. might have seen C. were to see D. would see 9._ you _last Wednesday, you might know it well. A. Were , to come B. If, came C. Had, come D. Did , come10. I was ill that day, otherwise I _the sports meet. A. would have taken part in B took part in C. had taken part in D. would take part in 11.She couldnt have answered the question if she _a few books on world history. A.didnt read B.wouldnt read C.havent read D.hadnt read12.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 13.We should have arrived sooner but we _ a flat tyre. A. had B. would C. has not D. has,14.-Why didnt you help him? -I would have_ I didnt have the money. A. still B. but C. otherwise D. or 15. I would rather she _ with her friends that alone. A. travel on train B. traveled by train C. travels by train D. travelling by the train16.I would have invited her to the party but I _ her well. A. dont know B. didnt know C. hadnt known D. havent known17.It was ordered that no smoking _ in the library. A. was allowed B. be allowed C. would be allowed D. had been allowed18.Would you have stayed with her