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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,*,如果我有一千万,我就能买一栋房子,我有一千万吗?,没有。,所以我仍然没有房子。,如果我有翅膀,我就能飞。,我有翅膀吗?,没有。,所以我也没办法飞。,如果把整个太平洋的水倒出,,也浇不息我对你爱情的火,整个太平洋的水全部倒得出吗?,不行。,所以我并不爱你。,虚拟语气,语气,是表示说话者对动词所表示的动作或状态的态度,是一种动词形式。英语中的语气有三种:,1,陈述语气,用来陈述一个事实,或提出一个想法,有肯定、否定、疑问或感叹等形式。,I am not interested in what you said.,Have you ever been to France?,What a splendid palace!,2,祈使语气,用来表示请求、邀请、命令、警告或劝告等。,Dont be worry.,Lets have a talk.,3,虚拟语气,虚拟语气,表示说话人所说的话不是事实,而是一种假设、愿望、怀疑或推测。,虚拟语气,一、在条件从句中,,,表示与事实相反的条件。,虚拟语气在,if,条件从句中,表示与事实情况相反,条件从句的谓语形式,主句的谓语形式,表示与现在情况相反,表示与过去情况相反,表示与将来情况相反,would/could/should/might+,动词原形,would/could/should/,might+have+,过去分词,would/could/should,/might+,动词原形,If+,主语,+,动词过去式,/were,If+,主语,+had+,过去分词,If+,主语,+,过去式,(did),If+,主语,+should+do,If+,主语,+were to do,虚拟语气在,在条件从句中,1.If you,had come,a few minutes earlier,you,would,have met,him.,2.If I,were to,be twenty years old,I,would take,the,course of computer science.,3.I dont think that I shall fail.But if I,should fail,I,would try,again.,4.If I,were,you,I,would go,at once.,5.If I,had,a car,I,should be,very happy.,6.If She,had been invited,she,would have,gone,to the party.,(,与过去事实相反,),(,与将来事实相反,),(,与将来事实相反,),(,与现在事实相反,),(,与现在事实,相反,),(,与过去事实相反,),Testing form,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,.-If he_,he_ that food.,-Luckily,he,was,sent to the hospital immediately.(NMET 93),A.was warned,would not take,B.had been warned,would not have taken,C.would be warned,had not taken,D.would have been warned,had not taken,3.If I _ in the twenty-second century,I _ my vacation in a very different way.,A.should live;would spend,B.will live;should spend,C.are living;should have spent,D.will be living;would have spent,4.You didnt let me drive.If we _ in turn,you _ so tired.A.drove;didnt get B.drove;wouldnt get C.were driving;wouldnt get D.had driven;wouldnt have got,二,.,介词,without,引导的短语代替,if,引导的条件从句,.,有时,if,引导的虚拟条件从句,可用介词,without,引导的短语来代替,If there,were,no water,fish could not live.,Without water,fish could not live.,2.If you,had not helped,me,I would have failed.,Without your help,I would have failed.,3.If the Party,didnt lead,us,we could not realize.,Without the Partys leadership,we could not realize.,虚拟语气,虚拟语气在,在条件从句中,1,、,wish,接宾语从句有三种情况:,1),现在:用过去式,/were,2),过去:用过去完成式,(had done),3),将来:用情态动词,(would/could/might)+do,eg.:He,wishes,he,could paint,as well as a professional artist.,I,wish,I,had been,with you yesterday.,I,wish,I,were,30 years younger.,虚拟语气在:在宾语从句中,虚拟语气,2,、在,would rather(,宁愿,),引导的宾语从句中,虚拟语气在:,在宾语从句中,would rather that,对现在的虚拟:,对过去的虚拟:,对将来的虚拟:,过去时,过去时,过去完成时,I would rather you,paid,me now.(,现在,),I would rather you,hadnt told,me the truth.,(过去),Dont come.I would rather you,came,tomorrow.,(将来),3,、,记住:在表示坚持、命令、建议、要求等动词后的宾语从句中,谓语动词通常要用虚拟语气,【,(,should,),+,动词原形,】,坚持,(insist),命令,(order,command),建议,(suggest,advice,propose,,,recommend,),要求,(demand,request,require,desire),1,、,John Snow,suggested that,the source of all water supplies,(should)be,examined.,2,、,They,requested that,the meeting,be,postponed.,虚拟语气在:,在宾语从句中,虚拟语气,suggest,表示“,建议”,时,其后的宾语从句,(,should,),+do,suggest,表示“,表明,暗示,”时,用,正常,的动词形式,例句,The teacher,suggested,that we,(should)clean,the blackboard after class.,2,)The look on his face,suggested,that he was happy.,虚拟语气在:,在宾语从句中,虚拟语气,在句型,“,It is important(necessary,strange,natural,surprising)that.,”,中,,that,后面的从句中的谓语动词用:,should+,动词原形,表示惊奇、不相信、理应如此等。,例句,Its,necessary,that we should have a walk now.,我们有必要出去散散步。,Its,natural,that she should do so.,她这样做是很自然的。,Its,important,that we should 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,1.It is not right that one _ speak ill of others.,A.shall B.should C.will D.would,2.It is natural that he _ get angry with her.,A.shall B.will C.should D.would,3.It is strange that she _ marry such an,ugly man.,A.would B.should C.will D.shall,4.Its a great pity that you _so.,think B.thought,C.will think D.is thought,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 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)be on time,.,虚拟语气在,在同位语从句中,虚拟语气,Alan _ the party if he had gone to London.,A.would have missed B.had missed,C.would miss D.missed,2.If I had known you were coming,I _ you at the airport.,A.had met B.met,C.would meet D.would have met,Exercises,虚拟语气,3.If only I _ to my parents!(But I didnt.),A.listened B.had listened,C.should listen D.would listen,4.Tom suggested that Ann _ the house.,A.sell B.sold,C.shall sell D.would sell,5.I wish this bus _ to the university.,A.go B.went,C.has gone D.had gone,虚拟语气,9.Have you ever been to Beijing?,-No,but I wish I _.,A.have B.will C.do D.had,10.I dont think it is high time that you _.,A.will go B.went C.go D.must go,11.When a pencil is partly in a glass of water,it lo
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