讲解最清晰最全的-虚拟语气课件

1、语法第一讲虚拟语气1. Theyweremarriedinstrict_(private).2. His_(determine)toretiresruprisedusall.3. Itis_(doubt)thebestFrenchfilmthisyear.4. Aforeign_(address)inChinawillbeannoyedifheisgreetedwith“Whereareyougoing?”5. Teachersshouldntbe_(mechanical)minded.6. Existingmethodsofproductionareexpensiveand_(efficie

2、nt).7. Toavoid_(confuse),thetwinsneverwearthesameclothes.8. Idont_(whole)believewhathehassaid.9. _(fluent)shouldbegivenenoughattentioninforeignlanguageteaching.10. A_(psychology)issomeonewhostudiesthehumanmind,humanemotionsandhumanbehavior.虚拟语气是一种表示非真实情况或主观设想的动词形式，用来表示说话人的愿望、假设、怀疑、猜测、建议等含义。按照不同的时间，主

3、句、从句中的动词的形式发生变化。千锤百炼1. If I _ (be) you, I would go with him.(现在) 如果我是你，我就和他一块儿去。2. If we _ (invite) him, he wold have come. (过去)要是我们邀请了他，他是会来的。（事实是）3. If I _ (have) time, I could come to help you. (将来) 如果我有时间，我会来帮助你的。（但有时间的可能很小）如果条件从句中包含有were，had, should等词时，可以把if省略，但要把were, had, should等放在主语前面。Had th

4、ey realized how important the task was, they wouldnt have refused to accept it. 如果他们认识到这个任务是多么重要的话，他们就不会拒绝接受它了。=If they had realized how important If it were not for their assistance, we should be in serious difficulty.要不是他们协助，我们会陷入困境。=Were it not for their assistance,注1. Were it not for the snowy w

5、eather, we _ all right.A. would be B. would have been C. were D. may be2. _ more careful, his ship would not have sunk.A. If the captain were B. Had the captain been C. Should the captain be D. If the captain would have been3. The millions of calculations involved, had they been done by hand, _ all

6、practical value by the time they were finished.A. could lose B. would have lost C. might lose D. ought to have lost 有时，条件从句表示的动词和主句表示的动作发生的时间不一致，这时，动词的形式要根据表示的时间来调整。这种句子被称为错综时间条件句。If you had followed my advice, you would not be in trouble now. (从句表示过去，主句表示现在)如果你早听了我的建议，你现在就不会有麻烦了。注二、虚拟语气在某些从句中的应用1.

7、由wish引导的宾语从句时间宾语从句的谓语动词wish表示对现在的愿望过去时（be是were）wish表示对将来的愿望would, could, might+动词原形wish用于表示对过去的事实一种不可能实现的愿望had+动词过去分词或could, would+have +动词过去分词1. I wished that John _ a year in Africa, but he stayed there only for three months. A. spends B. spent C. would have spent D. will spend E. could have spent

8、 F. had spent2. I wish that I _ with you last night. A. went B. have gone C. could go D. could have gone1. Most insurance agents would rather you _ anything about collecting claims until they investigate the situation.A. do B. dont C. didnt D. didnt do2. Id just as soon _ rudely to her.A. that you w

9、ont speak B. you not speaking C. you not speak D. you didnt speak 3. Its (high, about) time that从句中要求用虚拟语气形式，即动词要用过去时It is high time that the government _ measures to protect the rare birds and animals.A. takes B. took C. has taken D. taking4. 由连接词in case, lest, for fear that 引导的状语从句中，谓语动词要用虚拟语气，即sh

10、ould+动词原形，should 可以省略。She put a blanket over the baby for fear that he _ (catch) cold.她给那个婴儿盖上了毯子，以免他着凉。The bad man was put in the soft-padded cell lest he should injure himself.这个坏人被关在设有软垫的牢房里，以免他伤害自己。Hes working hard for fear that he _.A. should fall behind B.fell behind C. may fall behind D. woul

11、d fall behind5. 虚拟语气用于as if (though) 引起的方式状语从句和表语从句中，其动词形式与wish宾语从句的形式相同。They talked as if they _ (be) friends for years.他们交谈着，就好像他们是多年的老朋友一样。She looks as if she would cry. 她看起来好像要哭了。She talks about literacture as if she _knew_ (know) everything.He speaks Chinese as fluently as if he _ a Chinese.A.

12、were B. had been C. is D. has beenI propose that we _ (set) a deadline for handing in the plans.我建议定一个交计划的期限。He insisted that we _ (take) up the matter at the meeting.他坚持要我们在会上谈论这个问题。The teacher suggested that her students _ experiences in English.A. write a composition about their B. to write compo

13、sition about the C. wrote some composition of his or herD. had written any composition for hisIt is essential that he (should ) be prepared for this.他为此组好准备是必要的。It is requested that Mr. Li _ (give) a performance at the party.有人请求李先生在会上表演一个节目。It is important that the TOEFL office _ your registration.

14、 A. will confirm B. confirm C. confirms D. must confirm It is appropriate that some time _ thorough study of the results of the Apollo mission. A. devotes to B. devoted to C. is devoted to D. be devoted to This is their resolution that extra-curriculum activities _ (make) part of their school life.这

15、是他们的决议：要使得课外活动成为学校生活的一部分。Your advice that _ till next week is reasonable. A. she waits B. she wait C. wait she D. she waited三、含蓄虚拟条件句含蓄条件句是指句中没有明显的虚拟条件句，而是利用其他手段来暗示存在虚拟条件，但是这类隐含式虚拟条件句中往往都可以转化为if引导的条件句。常用来表示含蓄虚拟条件的手段有：1. 介词或介词短语，如but for, but that, without, under more favorable condition等。But for the

16、 leadership of the party, we could not be living happily today.如果没有党的领导，今天我们就不能过上幸福的生活。=If there were not the leadership of the party, we could not be living happily today.Without music, the world would be a dull place.如果没有音乐，世界会很沉闷。If there were not the music,3. Without electronic computers, much o

17、f todays advanced technology _. A. will not have been achieved B. have not been achieved C. would not have been achieved D. had not been achieved2. 通过上下文及内在含义，句中往往有but, otherwise, unfortunately等类似转折词。1. He worked very hard, otherwise he _ (fail). 他非常努力，不然的话，早就失败了。2. He was very busy yesterday, otherwise he _ to the meeting. A. would come B. came C. would have come D. had come3. 分词短语Born ten days ealier, the boy could