虚拟语气复习专题.ppt

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1、虚拟语气Subjunctive,虚拟语气,虚拟语气是一种特殊的动词形式，一是用来表示说话人所说的话不是一个事实，而是一种假设、猜测、怀疑等(在条件从句中)；二是表示说话人的愿望、要求、命令、建议等(在宾语从句、表语从句、同位语从句)。,虚拟语气的概念,虚拟语气,一、在条件从句中(叫虚拟条件句)，表示与事实相反的条件。分三种情况(以 do 为例)：,虚拟语气在 在条件从句中,过去式(did)(be常用 were),Would/could/might/should(用于第1人称)+动词原形(do),过去完成式(had+done,过去式(did)should+do were to do,Would/

2、could/might/should+动词原形(do),上面4个情态动词+have done,虚拟语气,例句If you had come a few minutes earlier,you would have met him.要是你早来几分钟的话，你就能见到他了。(与过去事实相反)2.If it were sunny tomorrow,I would come to see you.明天要是天气好的话，我来看你。(与将来事实可能相反)3.If I were you,I would go at once.假如我是你的话，我会马上走。(与现在事实相反，事实上我不可能是你),虚拟语气在 在条件从

3、句中,虚拟语气中得倒装结构,If you had come a few minutes earlier,you would have met him.2.If it were sunny tomorrow,I would come to see you.3.If I knew everything,I wouldnt be here.,=Had you come a few minutes earlier,you would have met him.,=Were it sunny tomorrow,I would come to see you.,=Did I know everything

4、,I wouldnt be here,虚拟语气,1、记住：这些动词后面接的宾语从句：建议(suggest,advice,propose,recommend)，要求(demand,request,require,insist),命令(order,command)desire等后面接的宾语从句其动词用should+do 构成,should 可以省略。.He ordered that the students(should)wash the clothes every week by themselves.他要求学生每周都要自己洗衣服。,虚拟语气在：在宾语从句中,考题点击：The teacher d

5、emanded that the work _ before 4 oclock.A.finished B.be finished C.should finish D.finish2.-What did the doctor say about your mothers illness?-He suggested that she _ an operation at once.A.must haveB.hadC.haveD.had had,B,C,2、表示愿望(wish),wish接宾语从句有三种情况：1)现在：用过去式 2)过去：用过去完成式(had done)3)将来：用情态动词(would

6、/could)+do,虚拟语气,例句1.I wish she would be on my side.我希望她能站在我一边。2.I wish I were 30 years younger.我但愿自己能年轻三十岁。3.I wish(that)you would get a good job.我希望你能找到一个好职业。4.He wished he hadnt done it.他想要是他没这样做该多好。,虚拟语气在：在宾语从句中,3、记住：insist/suggest 各有两种意思，要用不同的语气Insist 表示“坚决要求”时，用虚拟形式，即 should+do;Insist 表示“坚称，坚持说

7、”时，用陈述语气，表示事实。Suggest 表示“建议”时，用虚拟形式。Suggest 表示“表明、暗示”时，用陈述语气。例句The teacher suggested that we(should)clean the blackboard after class.老师建议我们课后把黑板擦了。The half smile on his face suggested that he was happy to have given his life for his country.He insisted that all of us(should)be there on time by any m

8、eans.他坚持要我们大家想尽办法按时去那儿。He insisted that he was right.他坚持说他是对的。,虚拟语气在：在宾语从句中,虚拟语气,4.在句型“It is important(necessary,strange,natural)that.”中，that 后面的从句中的谓语动词用：should+动词原形 例句1)Its necessary that we should have a walk now.我们有必要出去散散步。2)Its natural that she should do so.她这样做是很自然的。3)Its important that we sho

9、uld take good care of the patient.重要的是我们要照顾好病人。,虚拟语气在 在主语从句中,主语从句中的虚拟语气基本句型：It is suggested,ordered,proposed,required,demanded,requested,insisted；+(should)do It is important,necessary,natural,desirable,strange,advisable,imperative It is a pity,a shame,no wonder,考题点击：1.Is it necessary that he _ the e

10、xamination?A.takesB.has to takeC.must takeD.take2.It is strange that he _ you this.A.would tell B.should tell C.had told D.has told,D,B,虚拟语气,主句的主语常是表示说话人愿望(wish/desire)、建议(suggestion/advice)要求(requirement/demand)、命令(order,command)等的名词，表语从句的谓语动词用(should)+do.Our suggestion is that you(should)be there

11、on time.=：We suggest that you(should)be there on time.,虚拟语气在 在表语从句中,虚拟语气,同位语从句的先行词常是表示说话人愿望、建议、要求、命令等的名词。The suggestion that students(should)learn something practical is worth considering.Do you know the order that you(should)keep watch.,虚拟语气在 在同位语从句中,We suggest that you(should)be there on time.=Our

12、 suggestion is that you(should)be there on time=It is our suggestion that you(should)be there on time.=It is suggested that you(should)be there on time.,虚拟语气,6.在as if 从句中，常用虚拟形式，即表示与现在事实相反，用过去式；与过去事实相反用过去完成式(had done).一、as if(as though)连接表语从句 she looked as if she were made of ice.她看起来似乎是冰做的 he looke

13、d as if he hadnt slept for two days.二、as if 连接让步状语从 句 She looked after the boy as if he were her own son.她照顾这男孩就像自己的儿子一样。He speaks to us as if he had been there.他给我们讲的好象他去过那儿。,虚拟语气在 在 as if 从句中,虚拟语气,1.if only 意为：若是.那该多好啊;真希望.;只要,只要.就好 表示现在的情况,应用过去式;如果是过去的情况,应用过去完成时态 If only I had arrived in time!If

14、only she didnt drive so fast.2.Its(high/right)time that that 从句要用虚拟语气：谓语用过去时或should+do Its time that you left here.It is high time that the children should go to bed,虚拟语气中的几个特例,高考题点击：When a pencil is partly in a glass of water,it looks as if it _.(95 N)A.breaks B.has broken C.were broken D.had been

15、broken-Do you mind if I leave the window open?-Well,Id rather you _.A.dontB.didntC.wontD.mustnt2.Its half past eleven.Its high time _ home.A.well B.wed C.were going D.we went,B,C,D,虚拟语气,3.在would(had)rather(宁愿)引导的宾语从句中 当从句表示现在或将来的时间时,谓语动词要用一般过去时;表示过去时间时,谓语动词要用过去完成时。I would rather he came tomorrow tha

16、n today.I would rather he had not told me about that.,虚拟语气中的几个特例,虚拟语气,4.一些介词短语,如:but for(要不是),without,otherwise(否则),in that case(如果是那样的话),表示含蓄的条件,这时主句要用虚拟语气 Without/But for your help,we would not have made such rapid progress.,虚拟语气中的几个特例,考点链接1.fired，your health care and other benefits will not be im

17、mediately cut off.(2006 湖北)A would you be B should you be C could you be D might you be 2.-Dont you think it necessary that he _to Miami but to New York.-I agree.but the problem is _he has refused to.(2005,江苏)A will not be sent;that B not be sent;that C should not be sent;what D should not send;what

18、,B,B,3.-Do you mind if I open the window?-_,I feel a bit cold.(2004广东)A.Of course not B.Id rather you didntC.Go ahead D.Why not 4.He paid a seat,when he _have entered free.(2005山东)A.could B.would C.must D.need,B,A,虚拟语气,Alan _ the party if he had gone to London.A.would have missed B.had missed C.woul

19、d miss D.missed2.If I had known you were coming,I _ you at the airport.A.had met B.met C.would meet D.would have met,More Exercises,A,D,虚拟语气,3.If only I _ to my parents!(But I didnt.)A.listened B.had listened C.should listen D.would listen4.Tom suggested that Ann _ the house.A.sell B.sold C.shall se

20、ll D.would sell5.I wish this bus _ to the university.A.go B.went C.has gone D.had gone,B,A,B,虚拟语气,6.Simon looks as though he never _ a square meal(吃得饱),though his parents feed him very well.A.get B.getting C.got D.should get7.He is talking so much about America as if he _ there.A.had been B.were C.w

21、as D.been8.I _ you some money,but I hadnt got any then.A.would lend B.would have lent C.could lend D.may have lent,C,A,B,虚拟语气,9.Have you ever been to Beijing?-No,but I wish I _.A.have B.will C.do D.had10.I dont think it is the right time that you _.A.will go B.went C.go D.must go11.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,D,B,C,