高考英语 虚拟语气语法专题讲解课件 牛津版

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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,*,The subjunctive mood,虚拟语气,语气,英语的动词一般可带有三种不同的语气:陈述语气,祈使语气和虚拟语气。不同的语气用动词的不同形式(有的还借助句法形式)来表示。,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,从句中或,让步,状语从句中);一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,一、,虚拟语气在条件句中,虚拟条件句,主句,与,现在,事实相反的假设,与,过去,相反的假设,与,将来,相反的假设,If+主语+,动词的过去式,(动词be用were),主语+,should,would,might,could动词,原形,If+主语+,had+过去分词,主语,should,would,might,could,have done,1、If+主语+,动词过去式,2、If+主语+,were to+动词原形,3、If+主语+,should+动词原形,主语,should,would,might,could动词,原形,eg:If I,had,time,I,would attend,the meeting.If he,had hurried,he,could have caught,the train.If I,were to go abroad,I,would go,to America.,如果我是你,我就会努力学习,如果我知道他的电话号码,我就给他打电话了,如果明天下雨的话,我们会取消比赛,If I were you,I would work harder at my lessons.,If I had known his telephone number,I would have called him.,If it should were to rain,we would call off the match.,More practice:,使用虚拟条件句要注意的几点:,当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时,被称为:,错综时间条件句“,动词的形式要根据它所表示的时间作出相应的调整,If you had followed my advice,you would be better now.,If you had studied hard before,you would be a college student now.,如果你听我的建议,你现在就会痊愈了,如果你努力学习的话,你现在就会是大学生了,省略句,在条件句中,可省略 if,把were,had,should 提到句首,变为倒装句式,If,I were at school again,I would study harder.,Were I at school again,I would study harder.,If,you had come earlier,you would have met him.,Had you come earlier,you would have met him.,If,it should rain tomorrow,we would not go climbing.,Should it rain tomorrow,we would not go climbing.,二、,虚拟语气在名词从句中的运用,1.用于宾语从句,(1)wish 从句中,从 句,动词的虚拟语气形式,wish的宾语从句,1.与现在相反:,did(be用were),2.与过去相反:,had done,3.与将来相反:,would/could/might do,a.,表示对,现在情况,的虚拟,:,I wish(that)sb.,did,(be 常用were),1.I wish I,were,as tall as you.,2.I wish I,became,as famous as Yao Ming.,I wish I were a bird.I wish I could fly like a bird.,I wish every day were my birthday.,b.wish 表示对,过去情况,的虚拟:,I wish(that)sb.had done,I wish I hadnt eaten so much watermelon.,c.对,将来情况,的虚拟:,I wish(that)sb.would/could/might do,I wish the lunch time,would come,soon.,I wish it,would be,fine tomorrow.,(2),用于表示命令、建议、要求等一类词后面的宾语从句,。,insist,order,command,suggest,advise,propose,require,request,demand,desire etc.,We suggested that the meeting(should)be put off.,They insisted that the boy(should)go with them.,注意:suggest 当表示“暗示、表明“讲时,insist 表示”坚持认为“之意时,应用陈述语气。,The smile on his face suggested that he,was satisfied with,our work.,The man insisted that he,had never stolen,the money.,他脸上的表情表明他对我们的工作很满意,那个人坚持说他没有偷钱,在suggestion/proposal/order/plan/advice/idea/request 等,名词后的表语和同位语从句中,要用“should动词原形”should可以省略,2.用于表语从句和同位语从句,My idea is that we(should)think it over before accepting it.,My suggestion that we(should)have a meeting has been accepted by others.,We all agree to that suggestion that the meeting(should)be put off.,A.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,我们有必要出去散散步。,Its,necessary,that we should have a walk now.,2,她这样做是很自然的。,Its,natural,that she should do so.,3,重要的是我们要照顾好病人。,Its,important,that we should take good care of the patient.,3.虚拟语气在,在主语从句,中,B.在,It is demanded/suggested/ordered/required.,that-clause句型中,从句用(should)+动词原型,It is demanded that we should work out a plan.,C.在,It is a pity/a shame/no wonder that.句型中,从,句也常用(should)+动词原型,Its a pity that you(should)miss a good chance.,1.,It is(high/about)time that,从句中的谓语动词用过去式或should动词原形,,should不能省略,三、虚拟语气在其他从句中,It is high time that you,went /should go,to school.,2.If only 引导的感叹句(要是该有多好啊),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,knew,the answer!,If only I,had seen,the film yesterday!,3.would rather+从句动词用过去式或过去完成时,I would rather you,told,me the truth.,I would rather you,had gone,there last Sunday.,4.,as if(as though)看起来,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).,He,treats/treated,the boy as if he,were,his own son.,He,speaks/spoke,as if he,had known,about it,5.even if(even though)即使,Even if he,were,here,he could not solve the problem.,Even if I,had been,busy then,I would have helped you.,6.含蓄条件句,有时为了表达的需要,在虚拟语气中并不是总是出现if引导的条件句,而是通过其他手段来代替条件句。介词或介词短语,如but for,but that,without,in case of,连词so that,unless,in case,supposing,lest,provided,for fear that,in order that,on condition that,but,otherwise等,eg.But for the rain(=If it hadnt been for the rain),we would have finished the work.,We could not have finished the work ahead of time,without,your help(=if we hadnt got your help).,在In case和 for fear that“万一;惟恐”引导的状语 从句中,谓语动词多用,should+动词原形,Take an umbrella,in case,it should rain/rains.,In case,I should fail,I would try again.,I darent tell you what he did,for fear that,he should be angry with.,四 情态动词+have done,could have done 本来可以-,might have done 本来可能-,should/ought to have done 本来应该做-,shouldnt/ought not to have done 本不该做-,你本不应该告诉她真相。,You shouldnt have told her the truth.,neednt have done 本不必做-,比较:didnt need to do 没必要做也没有做-,-,我没必要擦窗户。我兄弟做了,I didnt need to clean the windows.My brother did it.,would have done 本来会去做-,我没有足够的钱否则我会买那本书的,I didnt have enough money,otherwise I would have,bought that book.,Choose the best answer:,It is strange that th
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