英语专项虚拟语气.ppt

,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,英语专项,虚拟语气,一、,If,非真实条件句中的虚拟语气,二、宾语从句中的虚拟语气,三、主语从句中的虚拟语气,四、表语从句、同位语从句中的虚拟语气,五、状语从句中的虚拟语气,六、几种特殊的虚拟语气,虚拟语气的主要内容,时态,从 句,主 句,表示现在,过去时,(be-were),should+,动词原形,would+,动词原形,could+,动词原形,might+,动词原形,一、,If,非真实条件句中的虚拟语气,1.,和现在的事实相反,时态,从 句,主 句,表示过去,had+,过去分词,would+have+,过去分词,could+have+,过去分词,might+have+,过去分词,2.,和过去的事实相反,时态,从 句,主 句,表示将来,would+,动词原形,could+,动词原形,might+,动词原形,3.,和将来的事实相反,1)were to,+,动词原形,2)should,+,动词原形,3),动词过去式,考题点击：,I am not free today.If I _free today,I _ and visit some of my friends.,A.am will go B.were,would go,C.shall be D.be,must go,2.If my lawyer _ here last Saturday,he _ me from going.,A.had been,would have prevented,B.had been,would prevent C.were,would prevent,D.were,would have prevented,3.If I were to see Tom,what _ you _ me to tell him?,A.are,going to ask B.do,ask C.would,ask D.did,ask,B,A,C,二、宾语从句中的虚拟语气,1.wish,后面宾语从句中的虚拟语气，表示,与事实相反的愿望。其表达形式一般是将从句的谓,语动词退后一个时态。例如,:,1),与,现在,事实相反,:,wish+(,that)+did,/were,I wish I were as healthy as you.,I wish that I had a plane.,2),与,过去,事实相反,:,wish+(that)+had done,I wish I had been to the concert last night.,I wish you had written to him.,3),与,将来,事实相反,:,wish+would/could/might+do,I wish he would forgive me.,2.,在某些动词后的宾语从句中需用,should+,动词原形,的虚拟语气形式。,“,should”,可以省略。,常见的动词有,:,一个坚持,insist;,两个命令,order,command;,四条建议,suggest,advise,propose,，,recommend;,四项要求,demand,request,require,desire;,注意,:,suggest,表,暗示表明,时,insist,表,坚持认为,时不用虚拟语气,He ordered that the students(should)wash the clothes every week by themselves.,The doctor suggested that she(should)have an,operation,at once.,考题点击：,1.I went to bed early last night,but I wish I,so.,A.didnt do B.hadnt done,C.havent done D.couldnt do,2.How I wish every family _a large house,with a beautiful garden.,A.has B.had C.will had D.had had,3.The teacher ordered that students_.,A.mustnt smoke B.not smoke,C.smoked D.had smoked,4.The teacher demanded that the work _ before,4 oclock.,A.finished B.finish,C.should finish D.be finished,B,B,B,D,三、主语从句中的虚拟语气,基本句型,：,1.It be+,过去分词,+that+(should)+,动词原形,+,过去分词：,suggested,requested,ordered,proposed,It is required that nobody(should)smoke here.Its suggested that everybody(should)buy a dictionary.,2.It be+,形容词,+that+(should)+,动词原形,+,形容词,:important,necessary,natural,right,wrong,better,proper,funny,strange,surprising,It is necessary that we(should)have a walk now.,Its important that we(should)take good care of the patient.,3.It be+,名词（,a pity/a shame,）,that,+(should)+,动词原形,+,考题点击：,Is it necessary that he _ the examination?,A.takes B.has to take,C.must take D.take,2.It is strange that he _ you this.,A.would tell B.should tell,C.had told D.has told,3.It was ordered that no smoking _ in the,library.,A.should allow B.be allowed,C.will be allowed D.is allowed,D,B,B,四、表语从句、同位语从句中的虚拟语气,在,suggestion,proposal,idea,plan,order,advice,decision,等名词后面的表语从句、同位语从句中,要用虚拟语气，即,（,should,）,+,动词原形,。,My suggestion is that we(should)leave at once.,1),表语从句,:,2),同位语从句,:,I make a proposal that we(should)hold a meeting,next week.,考题点击：,His suggestion that you _ once more sounds reasonable.,A.try B.tries C.must try D.can try,2.He gave an advice that they _ each other.,A.helped B.must help C.help D.had helped,3.My suggestion is that a few more people _ there,to help me.,A.be sent B.have sent C.sent D.should sent,A,C,A,五、状语从句中的虚拟语气,用在由,as if,as though,引导的状语从句中，表示,和现在事实相反或对现在的怀疑，用,过去时,；表,示过去想象中的动作或情况，用,过去完成时,;,表示,将来用,would+,动词原形,。,It seems as if the man were his brother.,This device operated as though it had been repaired.,考题点击：,1.We felt as if we _ each other for years.,A.knew B.were knowing,C.had known D.have knowing,2.He took away the oxygen tank,for fear that,it _.,A.may explore B.exploded,C.explode D.had explode,C,C,六、几种特殊的虚拟语气,虚拟倒装句,1.Were it(=If it were)not for their help,we couldnt have,got over the difficulties.,2.Had I(=If I had)known about it,I would have told you.,3.Should anyone(=If anyone should)call,please take,a message.,What would have happened,_ as far as the river bank?,(09,上海,),Bob had walked fartherB.if Bob should walk farther,C.had Bob walked fartherD.if Bob walked farther,C,考题点击：,2),错综条件句,If you _ him yesterday,you _what to do now.,asked would know,B.had asked would have known,C.asked him know D.had asked would know,D,If you hadnt bought the ticket last week,how would you go now?,考题点击：,3),介词短语表条件,But for,your help,we couldnt have succeeded.,Nothing could live,without,the sun.,She wasnt feeling very well.,Otherwise,she wouldnt have left the meeting so early,I went by plane;otherwise I _ much longer time.,A.could,take,B.would,take,C.will,have taken,D.would,have taken,.,考题点击：,Without your help,we _ such rapid progress.,A.couldnt make B.wouldnt make,C.will not have made D.wouldnt have made,D,D,5),比较,if only,与,only if,only if,表示“只要,”,；,I wake up only if the alarm clock rings.,if only,则表示“如果,就好了”。,其从句中的谓语,动词用,过去时,或,过去完成时,。相当于,How I wish,I wish,If only I knew more.,If only the alarm clock had rung.,6)Its(high/low)time,从句,：,It is(high)time that,后面的从句谓语动词要用过去式或用,should,加动词原形,，但,should,不可省略。,It is time that the children went to bed.,It is high time that the children should go to bed.,类似的结构为,would rather,从句：,与现在、将来相反，从句用,did,与过去相反，从句用,had done,I would rather you attended the meeting this afternoon.,考题点击：,It is time that you _ the whole book.,A.must go over B.can go over,C.went over D.have gone over,C,高考链接,:,1,.I 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 come 2.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,C,高考链接,:,3.You didnt let me drive.If we,in turn,you,so tired.A.drove;didnt get B.drove;wouldnt getC.were driving;wouldnt get D.had driven;wouldnt have got 4.Without the air to hold some of the suns heat,the earth at night,too cold for us to live.A.would be freezing cold B.will be freezing coldlyC.would be frozen cold D.can freeze coldly,D,A,5._ it rain tomorrow,we would have to put off the meeting.,Were B.Should C.Would D.Will,6.Janes pale face suggested that she,ill,and her parents suggested that she,a,medical examination,A.be;should have B.was;have,C.should be;had D.was;has,B,B,_for the free tickets,I wouldnt have gone to the films so often.A.If it is not B.Were it notC.Had it not been D.If they were not 8.Yesterday Jane walked away from the discussion.Otherwise,she,something.A.had said B.said,C.might say D.might have said,C,D,