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1、Leaning aims 教学目标 一、深入了解，掌握虚拟语气二、团结互助，积极主动，勇于展现自 我第1页/共22页 英语动词有英语动词有 种语气种语气 陈述语气陈述语气 祈使语气祈使语气 虚拟语气虚拟语气用来表示说的话不是事实，或者是用来表示说的话不是事实，或者是不太可能发生的情况，而是一种愿不太可能发生的情况，而是一种愿望，建议，假设的语气叫虚拟语气。望，建议，假设的语气叫虚拟语气。三三第2页/共22页 虚拟语气的考点虚拟语气的考点 1、条件句中的虚拟语气的用法；、条件句中的虚拟语气的用法；2、条件句中虚拟语气的倒装；、条件句中虚拟语气的倒装；3、名词性从句中虚拟语气的用法；、名词性从句中
2、虚拟语气的用法；4、几种特殊结构中虚拟语气的用法、几种特殊结构中虚拟语气的用法;5、虚拟语气时态的判定。、虚拟语气时态的判定。第3页/共22页if if引导的虚拟条件句引导的虚拟条件句第4页/共22页虚拟语气虚拟语气例句1.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 wou
3、ld 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)虚拟语气在虚拟语气在 在条件从句中在条件从句中第5页/共22页主从句的谓语形式主从句的谓语形式时间时间If 从句的谓语形式从句的谓语形式主句的谓语形式主句的谓语形式现在现在过去过去将来将来did/werehad donewould/could/should/might+V.(原原)would/could/should/might+have+p.p.1.did/were2.should do3.were to dowould/could/should/might+V.(原原)第6页/共22页If+主主+
4、did(were),主主+would/should/could/might+动词原形动词原形If I were you,I would try it again.1.如果我是你，我会再试一次。如果我是你，我会再试一次。2.2.如果我有一百万美元，我会买下这架飞机。如果我有一百万美元，我会买下这架飞机。If I had one million dollars,I would buy the plane.与现在事实相反的虚拟条件句与现在事实相反的虚拟条件句第7页/共22页If+主主+had done sth,主主+would/should/could/might+动词完成式（动词完成式（have
5、done）If he had worked hard,he would have passed the examination.1.1.如果他努力学的话，他就通过这次考试。如果他努力学的话，他就通过这次考试。If I had married her,I would have been unhappy.2.2.要是当时我和她结了婚的话，那我是很不幸的。要是当时我和她结了婚的话，那我是很不幸的。与过去事实相反的虚拟条件句与过去事实相反的虚拟条件句第8页/共22页名词性从句中的虚拟名词性从句中的虚拟语气及几种虚拟语气语气及几种虚拟语气特殊句型特殊句型第9页/共22页二、虚拟语气在名词从句中的运用二、
6、虚拟语气在名词从句中的运用（1）用于宾语从句）用于宾语从句、wish wish 后面的宾语从句中。后面的宾语从句中。一般用虚拟语气，表示一种不可能实现的愿望。一般用虚拟语气，表示一种不可能实现的愿望。其谓其谓语动词形式为：语动词形式为：表现在过去时表现在过去时表过去过去完成时表过去过去完成时表将来表将来would,might,could动词原形动词原形I wish(that)I were a bird.I wish(that)I had seen the film last night.I wish(that)I wouldcould go.第10页/共22页2.表示要求表示要求,命令命令,建
7、议的虚拟语气建议的虚拟语气 一个一个坚持坚持，两个，两个命令命令，三个三个建议建议，四个，四个要求要求 1.insist 2.order,command 3.advise,suggest,propose (advice,suggestion,proposal)4.demand,require,request,desire这些词引导的这些词引导的名词性从句名词性从句要使用虚拟语气。要使用虚拟语气。即从句中的动词使用即从句中的动词使用should+动词原形，动词原形，或者将或者将should省略省略。第11页/共22页3.would rather+从句动词用过去式或过去完成时从句动词用过去式或过去
8、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)看起来看起来常用虚拟形式，即常用虚拟形式，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第12页/共22页Hom
9、ework1.Finish the Exercise 1 and 2 after class2.Preview Period 4第15页/共22页第16页/共22页非真实条件句中的条件从非真实条件句中的条件从句有时不表出来，只暗含句有时不表出来，只暗含在上下文中，这种句子叫在上下文中，这种句子叫做含蓄条件句。含蓄条件做含蓄条件句。含蓄条件句大体有三种情况句大体有三种情况:第17页/共22页1.条件暗含在短语中。如：条件暗含在短语中。如：W hat would I have done without you?(条件暗含在分词短语条件暗含在分词短语without you中中)It would be
10、 easier to do it this way.(条件暗含在不定式短语条件暗含在不定式短语to do it this way 中中)But for your help we couldnt have succeeded in the experiment.(暗含条件是暗含条件是but for your help)第18页/共22页This same thing,happening in wartime,would lead to a disaster.(条件暗含在分词短语条件暗含在分词短语happening in wartime中中)He must have the strength of
11、 a hippopotamus,or he never could have vanquished that great beast.(暗含条件是连词暗含条件是连词or)Alone,he would have been terrified.(暗含条件是暗含条件是alone)第19页/共22页2.条件暗含在上下文中。如：条件暗含在上下文中。如：You might stay here forever.(可能暗含可能暗含if you wanted to)We would have succeeded.(可能暗含可能暗含if we had kept trying)Your reputation wou
12、ld be ruined.(可能暗含可能暗含if you should accept it)I would appreciate a little of your time.(可能暗含可能暗含if you were so kind as to give me a little of your time)第20页/共22页3.在不少情况下，虚拟式已变成习惯说在不少情况下，虚拟式已变成习惯说法，很难找出其暗含的条件。法，很难找出其暗含的条件。如：如：You wouldnt know.你不会知道。你不会知道。I would like to come.我愿意来。我愿意来。I wouldnt have dreamed of it.这是我做梦也不会想到的。这是我做梦也不会想到的。He told the story in such minute detail that he might himself have been an eye-witness.他将那事讲的非常仔细，简直就象他亲眼看他将那事讲的非常仔细，简直就象他亲眼看见一样见一样 第21页/共22页感谢您的观看！第22页/共22页