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1、牛津高中英语,(模块六 高二上学期),Advance with English,Grammar and usage,Unit,3,Unreal conditionals,Unit 3,课件描述：,本课件通过文字、表格和图画对虚拟语气规则的讲解，使得复杂的语法通俗明了，浅显易懂；还配上相应的练习加以巩固。,1. 一般条件句中虚拟语气的用法。 2. 一般条件句中虚拟语气的倒装。 3. 其他一些基本用法。,一般条件句中虚拟语气的用法,Find out the sentences of unreal conditional mentioned in Reading.,If you had joined
2、 the chat room ten minutes ago, you would have known what we were talking about. If I got married in the UK, I would expect a present. If I got married in Italy, I would have to give a present. Should you come to Brunei, you would have to take off your shoes before going into someones house.,1. stat
3、e a present condition or situation,Eg.,If I were you, I would ask my parents for help. If I had the chance, I might want to be a translator.,一般条件句中虚拟语气的用法,unreal present conditionals:,If were/did , would do ,1. 假如我有更多的时间，我就会学习汉语。,If I had more time, I would study Chinese.,2. 要不是她这么忙,她就会出席今天下午的会议了。 I
4、f she were not so busy, she would attend the meeting this afternoon.,Practice:,Tips: 1) Would, could and might are often interchangeable, but with some difference in meaning. would intention; plan could ability; possibility might probability 2) In written English or in formal situation, we usually u
5、se were in If-clauses in place of was. However, in everyday conversation, was is often used.,What would you do if you won the lottery? If I won the lottery, I would ,2. refer to an imaginary past action.,E.g.,If the man had pointed with his first finger while he was in Brunei, everyone would have th
6、ought that he was very rude.,unreal past conditionals :,If had been/done , would/could/might have done ,1) 如果他抓紧时间，他本来能赶上那趟火车。,If he had hurried, he could have caught the train.,2) 如果你昨天告诉他，他也许会提些建议了。,If you had told him yesterday, he might have made some suggestions.,3. unreal future conditionals.,
7、1) If I had time tomorrow, I would certainly help you.,2) If I were to fail my English test, I would have to take it again at the end of the term.,3) If he should come tomorrow, I would talk to him about it.,E.g.,3. unreal future conditionals :,If were/did/should/were to , would/should/might do ,E.g
8、.,1) 假如我要出国，我就会去中国。,If I were to go abroad, I would go to China.,2) 万一明天下雨，我们的运动会就推迟。,If it should rain tomorrow, our sports meeting would be put off.,表示与现在事实情况相反(present),表示与过去事实情况相反(past),表示与将来事实情况相反(future),过去式(did/were) (be常用 were),过去式(did)/(were) should + do were to do,过去完成式 (had +done),would/c
9、ould / might/should + do,would/could/ might/should +have done,would/could/ might/should + do,虚拟语气在条件从句中,We can also put should, were and had at the beginning of an unreal conditional sentence. In this case, if is not needed any more.,If you should make a mistake, you should not be embarrassed.,Shoul
10、d you make a mistake, you should not be embarrassed.,条件句中虚拟语气的倒装,2 ) If you had told me earlier, I would not have this problem now.,Had you told me earlier, I would not have this problem now.,3) If you were to take the train, you would be there much sooner.,Were you to take the train, you would be t
11、here much sooner.,注意: 如果省略的条件句中的谓语动词是否定形式时,不能用动词的缩略形式.,我们可以说: Were it not for the expense, I would go abroad now. 但不说: Werent it for ,_ she _ yesterday, she would meet the famous singer today. Hadnt; left B. Had; not left C. If; didnt leave D. Didnt; leave,TIPS,B. Had; not left,Practice,Fill in the
12、blanks with the verbs given in the brackets in their proper forms. 1. You didnt let me drive. If we (drive) in turn, you (not get) so tired. 2. _it _(not be) for your help, I couldnt have made any progress. 3. Has Mr. Smith recovered now? Yes. Who (think) that such a serious illness could be cured?
13、4. _it _(rain) tomorrow, the match would be called off.,had driven,wouldnt have got,Had,not been,would have thought,Were,to rain,5. Most of the students felt rather disappointed at the English party. They said that it (organize) better. 6. Jean doesnt want to work right away because she thinks that
14、if (get) a job, she probably wouldnt be able to see her friends very often. 7. Much labour would have been saved if electronic computer _ (invent) before. 8. Well done, Jack！ Thanks. But given more time, I_ (do) it better.,might have been organized,were to get/should get/got,had been invented,could/
15、might/would have done,More exercise: Everything if Albert hadnt called the fire brigade.,A. will be destroyed B. will have been destroyed C. would be destroyed D. would have been destroyed,D. would have been destroyed,2. The business is risky. But _, we would be rich. A. should we succeed B. we should succeed C. might we succeed D. would we succeed,A. should we succeed,3. What would have happened, _, as far as the river bank?,A. Bob had walked farther B. if Bob should walk farther C. had Bob walked farther D. if Bob walked farther,C. had Bob walked farther,
