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Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,*,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,*,*,10,虚拟语气,第一页,编辑于星期五:八点 四十八分。,一、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,第二页,编辑于星期五:八点 四十八分。,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,第三页,编辑于星期五:八点 四十八分。,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,1.,和现在的事实相反,一、非真实条件句中的虚拟语气,第四页,编辑于星期五:八点 四十八分。,时态,从 句,主 句,表示过去,had+,过去分词,should+have+,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,第五页,编辑于星期五:八点 四十八分。,时态,从 句,主 句,表示将来,should+,动词原形,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,第六页,编辑于星期五:八点 四十八分。,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,第七页,编辑于星期五:八点 四十八分。,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.,第八页,编辑于星期五:八点 四十八分。,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;,三条建议,suggest,advise,propose;,四项要求,demand,request,require,ask;,另外有,:prefer,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.,第九页,编辑于星期五:八点 四十八分。,考题点击:,Is it necessary that he _ the examination?,A.takes B.has to take,C.must takeD.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,第十页,编辑于星期五:八点 四十八分。,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/no wonder,),that,+(should)+,动词原形,+,第十一页,编辑于星期五:八点 四十八分。,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,第十二页,编辑于星期五:八点 四十八分。,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.,第十三页,编辑于星期五:八点 四十八分。,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,第十四页,编辑于星期五:八点 四十八分。,五、状语从句中的虚拟语气,1,、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.,2.,用在,lest,for fear that,和,in case,引导的状语,从句中,这时谓语动词用,should+,动词原形,或,动词原形。,She closed the windows lest she catch cold.,第十五页,编辑于星期五:八点 四十八分。,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?,(01,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:,第十六页,编辑于星期五:八点 四十八分。,2),错综条件句,If you _ him yesterday,you _ what to do now.,asked would knowB.had asked would have known,C.asked him knowD.had asked would know,D,If you hadnt bought the ticket last week,how would you go now?,考题点击,:,第十七页,编辑于星期五:八点 四十八分。,3),介词短语表条件,But for,your help,we couldnt have succeeded.,Nothing could live,without,the sun.,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,第十八页,编辑于星期五:八点 四十八分。,4),情境中提供虚拟语气,Suppose,there were no gravity,objects would not fall to,the ground when dropped.,She wasnt feeling very well.,Otherwise,she wouldnt,have left the meeting so early.,考题点击:,I went by plane;otherwise I _ much longer time,.,A.could take B.would take,C.will have taken D.would have taken,D,第十九页,编辑于星期五:八点 四十八分。,5),比较,if only,与,only if,only if,表示“只有”;,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,。,If only I knew more.,If only the alarm clock had rung.,If only,也可用于陈述语气。,If only he comes early.,If only grandmother _ this together with us now,.,A.will see B.could see C.must see D.should see,B,考题点击:,第二十页,编辑于星期五:八点 四十八分。,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:,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,第二十一页,编辑于星期五:八点 四十八分。,7),其它手段,He telephoned to inform me of your birthday,or,I would have known nothing about it.,(连词),I might have given you more help,but,I was too busy.,(连词),Given more time,we could have done it better.,(分词短语),Such mistakes could have been avoided.,(通过上下文),第二十二页,编辑于星期五:八点 四十八分。,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(MET94),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 (MET95),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 (MET95),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(,上海,97),D,C,D,A,第二十三页,编辑于星期五:八点 四十八分。,5._ it rain tomorrow,we would have to put off the meeting.,A.Were B.Should C.Would D.Will (,上海,94),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 (,上海,94),7.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(,上海,95),8.Yesterday Jane walked away from the discussion.Otherwise,she something.,A.had said B.said C.might say D.might have said(,上海,96),B,B,C,D,第二十四页,编辑于星期五:八点 四十八分。,goodbye,第二十五页,编辑于星期五:八点 四十八分。,
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