高中英语虚拟语气[整理]-人教版.ppt

1.英语动词有三种语气，陈述语气，祈使语气和虚拟语气。2.定义：用来表示说的话不是事实，或者是不可能发生的情况，而是一种愿望，建议，假设的语气叫虚拟语气。一、虚拟语气在条件状语从句中的用法（if条件句）条件从句 If 从句的谓语形式主句的谓语形式现在过去未来did/werehad donewould/could/should/might+V.(原)would/could/should/might+have+p.p.1.did/were2.should do3.were to dowould/could/should/might+V.(原)1.If I had HIV,I would know because I would feel sick.2.If I were you,I would give AIDS patient a hug.3.If I had taken your advice,I wouldnt have made a mistake.4.If he had been there,it wouldnt have happened.与现在事实相反与过去事实相反5.If it should rain tomorrow,they wouldnt go for an outing.6.I think we could do it,if we planed it properly and could borrow the tools.7.If we were to have three days off,we would enjoy a very happy life.与未来事实相反If you _tomorrow,you _find the new manager working in the office.A.should come;would B.would come;wouldC.will come;should D.comes;mightAIf the parents _at the hospital earlier after the accident,the child would have been saved.A.arrives B.arrive C.had arrived D.has arrivedCI didnt see your sister at the meeting.If she _,she would have met my brother.A.has come B.did come C.came D.had comeD If my lawyer _here last Sunday,he _ me from going.A.had been;would have preventedB.had been;would preventC.were;would prevent D.were;would have preventedAIf the doctor had come earlier,the poor child_.A.wouldnt be lying there for two hoursB.wouldnt have laid there for two hoursC.wouldnt have lied there for two hoursD.wouldnt have lain there for two hoursDIf you had told me in advance,I _him at the airport.A.would meet B.would had meetC.would have met D.would have meetCIf there were nor subjunctive mood,English _much easier.A.Will be B.would have been C.could have been D.would beD二、虚拟语气特殊句型：1.wish 2.+宾语从句现在：过去：未来：过去时(did/were)过去完成时(had done)would/could/might+V.shouldI wish I were a bird.(现在现在)I wish I hadnt made such a mistake.(过去过去)We wish our parents wouldnt punish us.(未来未来)Exercises:“Have you visited the Science Museum?”“No,but I really wish I _.”A.had B.did C.have D.willAI didnt go to the party,but I do wish I _there.A.was B.were C.had been D.wentCI wish I _ you yesterday.A.see B.did see C.had seen D.were to seeC The picture exhibition bored me to death.I wish I_to it.A.hadnt gone B.havent goneC.didnt go D.could not have goneAHow I wish I _that!Everybody present was angry with me.A.didnt go B.hadnt done C.wouldnt do D.wasnt doingB-He is a brave man.-Yes,I wish I _his courage.A.Have B.had C.will have D.would haveBTom 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 teachD How I wish I _such a good chance before.A.didnt see B.hadnt missed C.met D.have gotBI wish the rain _stop.A.will B.would C.may D.canB2.would rather that-现在：过去：未来：I would rather you paid me now.(现在现在)I would rather you had gone,too.(过去过去)Dont come.I would rather you came tomorrow.(未来未来)过去时过去时过去完成时3.as if/though+从句现在：过去：过去时过去完成时He looks as if he were drunk.They talked as if they had been friends for years.She loves the baby as if it were her own son.It seems as if it were spring.I remember the whole thing as if it had happened yesterday.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 brokenCThe actor is 58 years old.But he acts as if he _ a young man.A.is B.will be C.am D.wereDThe clouds are getting darker and darker.It looks as if it _rain.A.is going to B.will C.was going to D.wouldAShe sings as if she _a boy.CA.is B.was C.were D.areWe felt as if we _each other for years.CA.knew B.were knowing C.had known D.have knowing4.Its(about/high)time+that-过去时你该走了。我们该睡觉了。Its high time that you went.Its high time that you were going.Its time that we went to bed.5.表示要求，命令，建议的虚拟语气。1.宾语从句。常见动词：2.一个坚持：insist3.两个命令命令：order,command 4.三个建议建议：advise,suggest,propose5.四个要求要求：demand,require,request,desire 这些动词后面的宾语从句要使用虚拟语气用法。即从句中的动词 使用should+动词原形，或者将should省略。我们建议我们建议Tom去休息一下。去休息一下。他坚决要求我到场。他坚决要求我到场。国王命令囚犯明天要实施死刑。国王命令囚犯明天要实施死刑。他们要求我们派他们去那儿工作。他们要求我们派他们去那儿工作。We suggested that Tom(should)have a rest.He insisted that I(should)be present.The king ordered that the prisoners(should)be killed the next day.They requested that we(should)send them to work there.以上动词相应的名词构成的名词性从句（包括主语从句，表语从句和同位语）也要使用虚拟语气。从句中的动词形式一样。order,advice,suggestion,order,advice,suggestion,proposal,demand,request,proposal,demand,request,desiredesireIts suggested that the plan be carried out.My demand is that she should come to see me once a week.All of us are for the advice that the chemical factory should be closed down.6.without和和but for 构成虚拟。构成虚拟。(but for要不是要不是)Without sunlight,peoples life would be different from today.But for your help,I wouldnt have finished the work.Without your help,I would have failed.But for water,it would be impossible to live in the desert.7.If only(要是要是就好了就好了)If only I knew his name!If only we had followed your advice!If only I could see him again!要是我们的父母能和我们住在一起就好了。要是我们的父母能和我们住在一起就好了。要是我没错过火车就好了！要是我没错过火车就好了！If only our parents could live with us!If only I hadnt missed the train!8.Its necessary/strange/natural/important+that-从句中的动词要用虚拟，即从句中的动词要用虚拟，即(should)+动词原形动词原形It is important that we(should)master a foreign language.It is strange that she refuse to come to the party.Its necessary that we should study hard.9.某些简单句的固定句型：某些简单句的固定句型：Heaven help him!God bless you!May you succeed!Long live the Peoples Republic of China!三：三：虚拟语气假设条件句型注意点：虚拟语气假设条件句型注意点：1.假设条件从句谓语动词发生的时间与主句假设条件从句谓语动词发生的时间与主句所假设的谓语动词不一致，叫做错综条件所假设的谓语动词不一致，叫做错综条件虚拟语气。主句和从句的谓语动词要依照虚拟语气。主句和从句的谓语动词要依照假设的时间而顶。假设的时间而顶。If the weather had been finer,the crops would be growing still better.If you had followed the teachers advice,you wouldnt be in the hospital.2.假设条件虚拟倒装。假设条件虚拟倒装。条件从句中有条件从句中有should，were，had三个助动词可以把三个助动词可以把if省略，并省略，并将这三个词提至句首。将这三个词提至句首。If I were you,I would give it up.Were I you,I would give it up.If it were not for your advice,we couldnt have got over the difficulties.Were it not for your advice,we couldnt have got over the difficulties.If I had had time,I would have run round that lake again.Had I had time,I would have run round that lake again.If there should be a flood,what should we do?Should there be a flood,what should we do?_the exam,he would have attend a college.A.If he passed B.Had he passedC.Were he passed D.If he should passB_five minutes earlier,you could have seen them off.A.If you should arrive B.If you arriveC.Had you arrived D.Should you arriveC _it rain tomorrow,we should have to put off the visit to the Science Museum.A.Were B.should C.would D.willB