课标人教实验版选修10Unit4

课标人教实验版课标人教实验版选选修修 10Unit 4Grammar The Subjunctive Mood The Subjunctive Mood1.If I were Andy Lou,I would be in Hong Kong now.2.I wish I were a millionaire.3.We suggest that everyone should help the AIDS patients.When to use the Subjunctive Mood in English?hypotheseswishessuggestion虚拟语气虚拟语气 虚拟语气虚拟语气是一种特殊的动词形式是一种特殊的动词形式(verb structure)，用来表示说话人所说，用来表示说话人所说的话不是一个事实的话不是一个事实(fact)，而只是一种，而只是一种假设假设(hypotheses)愿望愿望(wishes)、建议、建议(suggestion)或怀疑或怀疑doubt等等。等等。The definition of the Subjunctive Mood虚拟语气应该注意的几点虚拟语气应该注意的几点:1.虚拟语气在条件句中虚拟语气在条件句中 1)表示不太可能出现的情况表示不太可能出现的情况”,条件从句一般用条件从句一般用过去时过去时,主句用主句用would do,should do 或或 might/could do;2)表示表示“本可能发生却未发生的事情本可能发生却未发生的事情”，条，条件从句用过去完成时，主句用件从句用过去完成时，主句用would have done,should have done,might/could have donen The old men would find it difficult to get a job if they left the farm.n I should be surprised if it was less than five pounds.n If I frightened those birds,they might fly off and I would never see them again.n If I were you,I would accept the office.n If I were asked to define my mood,Id say“bored”.n If he had taken his doctors advice,he might not have died so soon.n If he had realized that,he would have run away while there was still time.n If she had not married,she could have become special in the filed.2.虚拟语气在条件句也可用来表示虚拟语气在条件句也可用来表示“将来不太可将来不太可能出现的情况能出现的情况”，条件从句用，条件从句用 should do,were to 或一般过去时，主句用或一般过去时，主句用 would do,should do,could/might do.n If it should rain tomorrow,the sports meet would have to be put off.n I could see the surface of the moon with my own eyes if I were to go to the moon some day.n What would you do if he failed to come tomorrow?注意：注意：含有含有 should 的条件句，主句可以用一般的条件句，主句可以用一般现在时或一般将来时例如：现在时或一般将来时例如：n If there should be another flood,what shall we do?n Ask her to leave a message if she should come.3.在正式英语文体中，在正式英语文体中，if 从句中的第一个动词如从句中的第一个动词如果是果是should,were 或或 had,可将此动词置于句首，可将此动词置于句首，替代替代 if例如：例如：n Were it all true,it would still not excuse their actions.n Had the captain been more careful,his ship would not have sunk.n Should any visitors come,I would say you are not here.4.if only 和和 suppose(supposing),也可以引导也可以引导虚拟从句虚拟从句n If only I had more time,I could go there to help them.n Supposing it were fine tomorrow,would you go climbing the mountain with us?5.If it were not/had not been for 也是常见也是常见的虚拟句型，意思是的虚拟句型，意思是“要不是要不是”例如：例如：n If it had not been for your help,we would not have achieved so much in our work.n If it were not for the wise decision,We could not be living a happy life.6.虚拟语气用于虚拟语气用于I wish的宾语从句中：表示的宾语从句中：表示现在时间，动词用一般过去时和过去进行时现在时间，动词用一般过去时和过去进行时(be动词用动词用were/was)表示过去时间，动词用过去表示过去时间，动词用过去完成时和过去完成进行时表示将来时间，动词完成时和过去完成进行时表示将来时间，动词用用 would/could 等等+动词原形动词原形n I wish I knew how to operate this computer.n I wish he werent so lazy.n I do wish everything would be as quiet as before.n I wish he hadnt been working overtime yesterday.注意：这里注意：这里I wish 所表达的意思与所表达的意思与 if only差差不多以上的句子都可以用不多以上的句子都可以用if only 来代替来代替 I wish 例如：例如：n If only I knew how to operate this computer.n If only we hadnt been working overtime yesterday.7.Its(about/high)time+从句，表示从句，表示“该做而该做而未做的事未做的事”，是一种婉转的建议，从句中的动词，是一种婉转的建议，从句中的动词用一般过去时用一般过去时例如：例如：n It is high time we began to work.n Weve enjoyed the evening,but its time we went home.n Its about time the boy learned to behave himself.8.表示表示“要求、建议、命令要求、建议、命令”等动词等动词demand,require,suggest,insist,advise,order 等后接宾等后接宾语从句时，从句谓语动词一般用虚拟语气，即语从句时，从句谓语动词一般用虚拟语气，即should+动词原形动词原形（do/be done),should 也可以也可以省略例如：省略例如：n He insisted that John(should)do the job.n We suggest that the meeting (should)not be postponed.n The union demanded that the wages (should)be raised by 20%.常用的这类动词是：常用的这类动词是：ask(要求）要求）,advise（建议）（建议）,command（命令）（命令）,decide（决定）（决定）,demand（要求）（要求）,insist（坚持）（坚持）,move（提议）（提议）,order（命令）（命令）,propose（提出）（提出）,require（要求）（要求）,request（请求）（请求）,suggest（建议）（建议）,urge（主张）（主张）如果这些动词不是表示如果这些动词不是表示“要求、建议、命令要求、建议、命令”等等意思时，这时宾语从句一般不用虚拟语气。意思时，这时宾语从句一般不用虚拟语气。例如：例如：n He insisted that I was wrong.(这儿这儿 insist 意思是意思是“坚持认为坚持认为”）n The expression on her face suggests that she knows the secret.（这儿（这儿 suggest 意思是意思是“表明表明”1.If he had not lost his money,he _ the piano last week.A would buy B had bought C bought D could have bought2.If we were to be 200 years old,we _ everything.A will change B can change C could change D changed3 If you _ that film last night,you would not be so sleepy now.A didnt see B havent seen C wouldnt seen D hadnt seen4 You are late.If you _ a little minutes earlier,you _ him.A came,would meet B had come,would have met C came,would have met D were to come,would meet5 But for the storm,we _ a pleasant journey.A should have B have had C would have D should have had 6 _ to do the work,I should do it some other day.A If were I B I were C Were I D Was I7 Without the computer,the problem _ in such a short time.A couldnt be solved B wouldnt have solved C couldnt have been solved 8 Without electricity,human life _ quite different today.A will be B were to be C would be D is 9.You are very selfish.Its high time you _ you are not the most important person in the world,”Edgar said to his boss angrily.A have realized B realized C realize D should realize10.I wish I _ longer this morning,but I had to get up and come to class A could have slept B slept C might have slept D have slept