英语语法复习总结-虚拟语气.ppt

,The Subjunctive Mood,I wish,I were as tall as you.,my computer were as small as his.,Part 1,wish （that）sb.,与现在/将来事实相反的情况(用过去式),与过去事实相反的情况（用过去完成式）,be were be able to were able to,2. can /may /will could/ might/ would,3. have/ has had,4. do / does did,1. was/were had been,2. did had done,I wish,I were a bird and could fly in the sky and view the whole city.,I wish (that) every day,were my birthday and I could have nice cakes to eat.,I wish.,I wish I had studied harder.,I wish I had passed the exam.,Subjunctive Mood,1. I wish (that) I were an actor. 2. I wish I knew more about the history. 3. I wish I had been to Finland. 4. He wished his girl friend were there. 5. She wished she hadnt done it. 6. I wish you would stop asking such silly questions.,Part 2,if,真实条件句（条件状语从句）,虚拟语气,What will you do if,it rains tomorrow?,I will stay at home surfing on the Internet.,Well have music lesson instead of PE in the classroom if it rains tomorrow.,真实条件句,if用于虚拟语气：对现在事实的假设,if从句 一般过去式 (be 都用were),主句 should (would,could might) +动词原形,What would you do if you were a teacher?,If I _a teacher, I.,were,If he werent addicted to games,he would make greater progress in his studies.,What would happen if he were not addicted to games?,2.What would you do if you won the lottery? If I won the lottery, I would,If I had a lot of money,I would .,I would .,if条件从句 had done,主句 should (could might would) +have done,been done,if用于虚拟语气：对过去事实的假设,If I _busy last night, I _ to see the film with you .,had not been,would have gone,If he more carefully, he the car accident yesterday.,would not have had,had driven,If he _ (not receive) the infected blood transfusion that day,had not received,he (not infect) with AIDS.,could not have been infected,If I _(know) your telephone number,I _ (telephone) you already.,had known,would have telephoned,Subjunctive Mood,Subjunctive Mood,省略 if 的条件从句的结构,1. Were she free., she would .,2. Were I to do the ., I would .,3. Had he not come, they would have .,4. Should he give up ., his . would be .,介词without引导的短语代替if引导的条件从句,1. Without water, fish could not live.,2. Without your help, I would have failed.,3.Without the Partys leadership, we could not realize .,混合条件句,如果你过去， 你的英语现在,如果昨天他， 现在我,要不是那时，你现在,Part 3,as if / as though引导的虚拟语气,as if / as though +,sb. were .,He looks at me as if I .,were from Mars.,sb. had done,I remember the whole thing as though.,I remember the whole thing as though it were yesterday.,He talks as though,he had met the superman,he were the superman,Subjunctive Mood,用在状语从句中 （一）,1. She loves the boy as if she were his mother. 2. The necklace made of glass looks as if it were a real diamond necklace. 3. She talks as though she had known us for years. 4. I remember the thing clearly as if it had happened yesterday.,在一个坚持（insist）,两个命令（order, command）,三个建议（ suggest, advice, propose）,四个要求（ ask,demand request, require）等动词后的宾语从句中，谓语动词用“(should)动词原形”，表示建议、要求、命令等。这些词的其他形式，用法相同。,我建议马上动身。,I suggest that we (should) set off at once.,学生们坚持要多上英语课。,The students insisted that they (should) have more English classes.,Part 4 建议、命令、要求类的虚拟语气,Subjunctive Mood,1. It is suggested that we should go swimming every day in summer. 2. It is requested that she should sing an English song at the party.,1. He made a suggestion that we should have a football match with Class Four. 2. They received orders that they should start at once. 3. Napoleon had a demand that each soldier should answer his three questions.,1. My suggestion is that we should carry on an English party. 2. His request is that he should be allowed to ask for leave. 3. Her proposal is that we should rest for an hour.,Its necessary (natural, important, strange, surprising, better, a pity, no wonder) that时，从句谓语的虚拟形式用 （should）原形动词.,高中学生掌握一门外语很有必要。,It is necessary that a high school student should master a foreign language.,我们说话要有礼貌，这是很重要的。,It is important that we should speak politely.,Part 5,Subjunctive Mood,1. It is necessary that we should spend an hour learning English every day. 2. It is important that we should learn hard. 5. It is a pity that he should tell a lie. 6. It is no wonder that an Englishman should know English. 7. It is a shame that one should steal something from others.,Part6 在it is (high) time that .句型中的虚拟语气,1. It is time that we went home. 2. It is time that you handed in your composition. 3. It is time that he was (were) off. 4. It is (high) time that we started.,Part 7 用在If only感叹句中,1. If only he didnt write so carelessly! 2. If only she had arrived in time. 3. If only the rain would stop!,Subjunctive Mood,Part 8 would rather 后的 that 从句中的虚拟,1. Would you rather (that) she came to see me? 2. I would rather you posted the letter right away.,Part 9 so that, in order that状语从句中的虚拟语气,1. He stayed at school for a few days so that he could finish h