英语虚拟语气 齐中文(高三).ppt

1、Subjunctive Mood（虚拟语气）,一、if虚拟条件句 1、条件从句和主句的动词形式,Eg1) If you were in my place,you would do the same thing. If we knew his address,we could write to him. 2) If you had come here yesterday,you would have met her. If she had taken my advice,she wouldnt have failed. 3) If I should have time tomorrow,I wo

2、uld go to the park. If it rained this afternoon,the meeting would be put off 2 、if 从句中的 if可省略，用倒装式 were/had/should+主语 (从句中含were,had,should) Eg.1) Were I in school again,I would work harder. 2)Should he give up smoking,his illness would be cured 3、混合虚拟,Eg.1)If you had worked harder,your English would

3、 be better now. 2)If it had rained last night,it would be very cool today. 3)If I were you,I would have gone to the park. 二、含蓄条件句，有without,but for(=If it were not for/If it hadnt been for)或 otherwise etc. Eg.1)But for the leadership of the Party we couldnt live a happy life 2)Without your help,I wou

4、ld have failed. 3)I was busy yesterday,otherwise I would have joined you.,Supposing/Suppose+If eg.1)Supposing sth. should go wrong,what would you do then? 2)Suppose white were black,you might be right. 在简单句中 Eg1)I would have succeeded with your help. 2)It would be a pity for you to miss this opportu

5、nity. 在定语从句中 Eg1)He finished in 3 months the book which would have taken half a year to finish,在并列句中 eg1)A minute more and she would have missed the train. 2)I would have come to see you,but it rained hard. 3)The book is worth reading,otherwise I would have bought it. 过去分词短语表示条件 eg Given more time h

6、e would have done better,三、动词 wish后的宾语从句用虚拟语气 1、与现在相反。I wish I were 5 years younger. 2、与过去相反。I wish you had been here yesterday. 3、与将来相反。I wish you would/could go with us .,四、在状语从句中 1、在as if/though 的表从或状从中,谓动与 wish相同。 Eg1)She looked after the orphanhe were her own child. 2)She talks she had known us

7、 before. 2在 in order that,so that的状从中, may(might/can/could)+ 动原。eg.I got up early so that I could catch the first bus. 3、用于even if/though的状从中，与if相同. Eg.he were here,he wouldnt be able to help you. 五、Would rather后的从句 1）过去表现在或将来；2）过去完成表过去,Eg1)Id rather you were there now. 2)Id rather you came tomorrow

8、. 3)Id rather he hadnt told you about it. 六、没有主句的虚拟条件从句，用在if only eg1)If only I were 5 years younger! 2)If only I had taken my mothers advice. 七、表虚拟条件的条件从句的省略。 Eg1)I wouldnt have done it. 2)He would have bought it. 3)The flower would have grown well,八、 It is(high/about)time(that)定从中的谓动用过去式或 should(不

9、可省)+do 九、should+动原的虚拟用于主从、表从、宾从、同位从 中，should可省。 1、宾从：“disacrop” d,Demand,desire,decide; I insist,S suggest,say=demand,A ask,advise,arrange,c,command,R,request,O order,P proposal,Note:suggest,insist eg.Tom insisted that he had never stolen anything.,2、主从：表 惊奇、惋惜、理应、如此等should+do 1)It is necessary/natu

10、ral/strange/wonderful/essential/desirable/advisable /urgent etc.)+that 2)It is a pity( a shame,no wonder)+that 3)It is suggested(decided,ordered,requested,required,proposed, etc.)+that 4)It is surprising/disappointing+that.,3.Suggestion,proposal,request,order,advice,demand,idea,plan,decision etc.作主语时其表从用虚拟。 Eg.My suggestion is that the old house(should)be pulled down. 4、上述名词的同位从也用虚拟。 Eg.There is an order that everyone(should)go to batt