英语动词有三种语气陈述语气祈使语气和虚拟语气ppt课件.ppt

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1、在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么1.英语动词有三种语气，陈述语气，祈使语气和虚拟语气。2.定义：用来表示说的话不是事实，或者是不可能发生的情况，而是一种愿望，建议，假设的语气叫虚拟语气。在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么一：虚拟语气在条件状语虚拟语气在条件状语 从句从句中的用法。把这个表格记下来。中的用法。把这个表格记下来。If 从句的谓语形式 主句的

2、谓语形式现在过去将来一般过去时过去完成时would/could/should/might+V.（原）（原）would/could/should/might+have done.1.一般过去时2.were to do3.should+V 原would/could/should/might+V原原在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么1.If I had a million dollars,I would buy enough houses for homeless.2.If I were you,I would give AIDS

3、 patient a hug.3.If I had taken your advice,I wouldnt have made a mistake.4.If you had come earlier,you might have caught the train.5.If it should rain tomorrow,they wouldnt go for an outing.6.I think we could do it,if we planed it properly and could borrow the tools.7.If the sun were to rise in the

4、 west,I would marry him.在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么without和和but for 构成虚拟构成虚拟.but for(要不是要不是)Without sunlight,peoples life would be different from today.But for your help,I wouldnt have finished the work.Without your help,I would have failed.But for water,it would be impossib

5、le to live in the desert.在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么二：虚拟语气特殊句型：1.wish 宾语从句过去虚拟：过去虚拟：现在虚拟：现在虚拟：将来虚拟：将来虚拟：过去时（were）过去完成时would/could/might+V should1.I wish I were a bird.2.I wish I hadnt made such a mistake.3.We wish our parents wouldnt punish us.在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自

6、己在浪费，也许你认为浪费这一点点算不了什么2.would rather(that)现在：过去：将来：I would rather you paid me now.I would rather you had gone to Shanghai yesterday.Dont come.I would rather you came tomorrow.过去时过去时过去完成时在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么3.as if/though+Clause 虚拟 现在过去时过去完成时He looks as if he were drunk

7、.They talked as if they had been friends for years.She loves the baby as if it were her own son.It seems as if it were spring.I remembered the whole thing as if it had happened yesterday.过去在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么注意：注意：不接虚拟语气不接虚拟语气的用的用法，表示法，表示可能或真实可能或真实的的 情情形。形。It looks a

8、s if I am going to be busy.It looks as though it is going to rain.在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么4.Its(about/high)time+(that)should+V.过去时你该走了。我们该去睡觉了。Its time that you went.Its time that you should go.Its time that we went to bed.Its time that we should go to bed.(should不可省略不可省略

9、)在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么5.表示要求，命令，建议的虚拟语气。宾语从句。常见动词：宾语从句。常见动词：一个坚持，两个命令，三个建议，四个要求一个坚持，两个命令，三个建议，四个要求。即即:1.insist 2.order,command 3.advise,(sb.)suggest,propose4.demand,require,request,desire 这些动词后面的宾语从句要使用虚拟语气。这些动词后面的宾语从句要使用虚拟语气。即从句中的动词即从句中的动词 使用使用should+动词原形，动词原形，或者将或者将s

10、hould省略。省略。在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么1.我们建议我们建议Tom 去休息一下。去休息一下。2.他坚决要求我到场。他坚决要求我到场。3.国王命令囚犯明天要实施死刑。国王命令囚犯明天要实施死刑。4.他们要求我们派他们去那儿工作。他们要求我们派他们去那儿工作。We suggested that Tom(should)have a rest.He insisted that I(should)be present.The king ordered that the prisoners(should)be kille

11、d the next day.They requested that we(should)send them to work there.在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么 以上动词相应的名词构成的名词性从句包括主语从句，表语从句和同位语从句也要使用虚拟语气。从句中的动词形式一样。即：(should)V.order,advice,suggestion,order,advice,suggestion,proposal,demand,request,proposal,demand,request,desiredesire在日常生

12、活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么Its suggested that the plan be carried out.My demand is that she should come to see me once a week.All of us are for the advice that the chemical factory should be closed down.在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么 insist/suggest不接虚拟不接虚拟的

13、用法的用法（1）.She insisted that she was right.她她坚持认为坚持认为自己是对的。（坚持事实）自己是对的。（坚持事实）His uncle insists that he should not stay in the hotel.他的叔叔他的叔叔坚持要求坚持要求他不要待在旅馆里。他不要待在旅馆里。在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么（2）.The look on his face suggested that he was unhappy.I suggested that the teachers

14、 wages (should)be increased.在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么6.If only 要是就好了要是就好了 If only I knew his name!If only we had followed your advice!If only I could see him again!要是我们的父母能和我们住在一起就好了。要是我们的父母能和我们住在一起就好了。要是我没错过火车就好了！要是我没错过火车就好了！If only our parents could live with us!If only

15、I hadnt missed the train!在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么7.某些简单句的固定句型：某些简单句的固定句型：God bless you!May you succeed!Long live the Peoples Republic of China!在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么三：三：虚拟语气假设条件句型注意点：虚拟语气假设条件句型注意点：1.假设条件从句谓语动词发生的时间与主句假设条件从句谓语动词发生的时间与主句所假设的谓语动

16、词不一致，这种条件句叫所假设的谓语动词不一致，这种条件句叫做做混合条件句混合条件句。主句和从句的谓语动词要。主句和从句的谓语动词要依照假设的时间而定。依照假设的时间而定。(“各归各各归各”的原则）的原则）If the weather had been finer last month,the crops would be growing better now.If you had followed the teachers advice,you wouldnt be in the hospital now.过去过去现在现在在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，

17、也许你认为浪费这一点点算不了什么2.虚拟条件句倒装。虚拟条件句倒装。条件从句中有条件从句中有should，were，had三个助动词可以把三个助动词可以把if省略，并将省略，并将这三个词提至句首。这三个词提至句首。If I were you,I would give it up.Were I you,I would give it up.If it were not for your advice,we couldnt have got over the difficulties.Were it not for your advice,we couldnt have got over the

18、difficulties.在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么If I had had time,I would have run round the lake again.Had I had time,I would have run round the lake again.If there should be a flood,what should we do?Should there be a flood,what should we do?在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你

19、认为浪费这一点点算不了什么Exercises for the Subjunctive mood在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么1.When a stick is partly in a glass of water,it looks as though it_.A.breaks B.has broken C.were broken D.had been broken 2.“Are you going to the ball tonight?”“Its too late now.How I wish about it ear

20、lier!”A.Ill know B.Ive known C.I know D.Id known 3.The guard of the meeting insisted that everybody_ the rules.A.obeys B.obey C.will obey D.would obey 4.“Jacks been ill for some weeks.”“I know.I wish_ see a doctor.”A.he should B.he can C.hell D.he could CDBD在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪

21、费这一点点算不了什么5.“You should have gone to the cinema with us yesterday.The film was very good.”“I wish I _ yesterday off.Id have gone with you.”A.have had B.had C.have D.had had6.It is time that we this practice.A.stop B.stopped C.will stop D.have stopped7.I wish I as healthy as my cousin.A.were B.am C.w

22、as D.will be 8.The two strangers talked as if they friends for years.A.have been B.are C.were D.had been DBAD在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么Summary一：虚拟语气在条件状语一：虚拟语气在条件状语 从句中的用法。从句中的用法。二：虚拟语气特殊句型：二：虚拟语气特殊句型：1.wish 宾语从句宾语从句2.would rather(that)3.as if/though+Clause 虚拟虚拟4.Its(about/

23、high)time+(that)5.表示要求，命令，建议的虚拟语气。表示要求，命令，建议的虚拟语气。6.without和和but for 构成虚拟构成虚拟.but for(要不是要不是)7.If only 要是就好了要是就好了 8.某些简单句的固定句型：某些简单句的固定句型：三：三：虚拟语气假设条件句型注意点：虚拟语气假设条件句型注意点：1.混合条件句混合条件句(“各归各各归各”的原则）的原则）2.虚拟条件句倒装虚拟条件句倒装在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么一：虚拟语气在条件状语 从句中的用法。条件从句 If 从句的谓语形式 主句的谓语形式现在过去将来一般过去时过去完成时would/could/should/might+V.（原）would/could/should/might+have+p.p.1.一般过去时2.were to do3.should+V 原would/could/should/might+V原在日常生活中，随处都可以看到浪费粮食的现象。也许你并未意识到自己在浪费，也许你认为浪费这一点点算不了什么Thanks for your cooperation!