专四语法专项训练-虚拟语气

英语专四语法总结—虚拟语气【卧龙雪痕整理】【南阳师范学院外国语学院】虚拟语气1.主从句谓语动词的时态(1)掌握主从句谓语动词的规范搭配：主句从句与现在事实相反would/情态动词过去式+do were (不分人称)/did与过去事实相反would/情态动词过去式+have done had done与将来事实相反would/情态动词过去式+do should do / were to do如：If the doctor had been available, the child could not have died.There is a real possibility that these animals could be frightened, should there be a sudden loud noise.(2)区分主从句表示的不同时间概念：主从句谓语动词所指时间不同，这叫做错综时间条件句，动词形式应根据实际情况来调整。

如：Had it not been for the timely investment from the general public, our company would not be so thriving as it is.(主句与现在事实相反，从句与过去事实相反)Had Paul received six more votes in the last election, he would be our chairman now.(主句与现在事实相反，从句与过去事实相反)(3)识别事实和假设混合句：Your math instructor would have been happy to give you a make-up examination had you gone and explained that your parents were ill at the time.(句子前半部分为假设情况，而“父母病了”是事实)I would have gone to visit him in the hospital had it been at all possible, but I was fully occupied the whole of last week.前半部分为假设，后半部分是事实)2.名词性从句的虚拟形式名词性从句是指宾语从句、主语从句、表语从句和同位语从句。

虚拟语气一、条件句中的虚拟语气1. 条件句中虚拟语气的形式从句中提出一种与客观现实不相符或根本不可能存在的条件，主句会产生的一种不可能获得的结果。

条件句中的虚拟语气根据不同的时间有三种不同的形式。

2. 条件句中的虚拟语气的举例(1) 将来时的条件句中的虚拟语气。

如：If he should go to Qing Hua University, he would make full use of his time. 如果他要上清华大学的话，他就会充分利用他的时间了。

(2) 现在时的条件句中的虚拟语气。

如：If he studied at this school, he would know you well. 如果他在这所学校学习的话，他会对你很熟悉。

(3) 过去时的条件句中的虚拟语气。

如：If I had seen the film, I would have told you about it. 我如果看过这场电影，我会把电影内容告诉你了。

3. 运用条件句中的虚拟语气时，须注意的几个问题(1) 当从句的主语为第三人称单数时，谓语动词若是系动词be时，可用was代替were。

但在倒装虚拟结构及if I were you, as it were中，只能用were。

如：Were I ten years younger, I would study abroad. 要是我还年轻十岁的话，我会去国外学习。

If I were you, I would try my best to grasp the chance. 要是我是你的话，我要尽力抓住这次机会。

(2) 有时，虚拟条件句中，主、从句的动作若不是同时发生时，须区别对待。

①从句的动作与过去事实相反，而主句的动作与现在或现在正在发生的事实不符。

如：If they had informed us, we would not come here now. 如果他们通知过我们的话，我们现在就不会来这里了。

虚拟语气一、条件句中的虚拟语气1. 条件句中虚拟语气的形式从句中提出一种与客观现实不相符或根本不可能存在的条件，主句会产生的一种不可能获得的结果。

条件句中的虚拟语气根据不同的时间有三种不同的形式。

2. 条件句中的虚拟语气的举例(1) 将来时的条件句中的虚拟语气。

如：If he should go to Qing Hua University, he would make full use of his time. 如果他要上清华大学的话，他就会充分利用他的时间了。

(2) 现在时的条件句中的虚拟语气。

如：If he studied at this school, he would know you well. 如果他在这所学校学习的话，他会对你很熟悉。

(3) 过去时的条件句中的虚拟语气。

如：If I had seen the film, I would have told you about it. 我如果看过这场电影，我会把电影内容告诉你了。

3. 运用条件句中的虚拟语气时，须注意的几个问题(1) 当从句的主语为第三人称单数时，谓语动词若是系动词be时，可用was代替were。

但在倒装虚拟结构及if I were you, as it were中，只能用were。

如：Were I ten years younger, I would study abroad. 要是我还年轻十岁的话，我会去国外学习。

If I were you, I would try my best to grasp the chance. 要是我是你的话，我要尽力抓住这次机会。

(2) 有时，虚拟条件句中，主、从句的动作若不是同时发生时，须区别对待。

①从句的动作与过去事实相反，而主句的动作与现在或现在正在发生的事实不符。

如：If they had informed us, we would not come here now. 如果他们通知过我们的话，我们现在就不会来这里了。

专四考试虚拟语气的考点专四考试虚拟语气的考点引导语：下面店铺就为大家带来专四考试虚拟语气的考点，希望能够帮助到您，谢谢您的阅读。

考点1. If从句中的虚拟语气省略if，从句的语序用到装，即将were,had或should移至主语的前面，但否定词not不前移。

一、与过去事实相反：从句sb had done，主句sb would(should,could,might)+ have done;1. Had Judy been more careful on the maths exam, she _could have got___ much better results now.2008A. would be gettingB. could have gotC. must getD. would get2. He would have finished his college education, but he _had___to quit and find a job to support his family.2007A. had hadB. hasC. hadD. would have3._Had he not been taken good care of __, he would not have recovered so quickly.2005/1995A. Hadn't he been taken good care ofB. Had he not been taken good care ofC. Had not he been taken good care ofD. Had he been not taken good care of4. I _would have enjoyed__the party much more if there hadn’t been quite such a crowd of people there.2004/1996A. would enjoyB. will have enjoyedC. would have enjoyedD. will be enjoying5. All of us would have enjoyed the party much more if there _had not been__ quite such a crowd of people there.2004/2000A. weren’tB. hasn’t beenC. hadn’t beenD. wouldn’t6. _Had it not been__for the fact that she broke her leg, she might have passed the exam.2002A. Had it not beenB. Hadn’t it beenC. Was it notD. Were it not7. _Given____enough time and money, the researchers would have been able to discover more in this field.1998a. Givingb. To givec. Givend. Being given8. I was to have made a speech if_I had not been called away__.1997A. I was not called awayB. nobody would have called me awayC. I had not been called awayD. nobody called me away9. __Given___ time, he’ll make a first-class tennis player. 1996A. HavingB. GivenC. GivingD. Had10. We could _have provided__him with a detached house when he came, but he had specifically asked for a small flat.1995A. provideB. have providedC. not provideD. not have provided11. _Had I realized_____you were busy, I wouldn’t have bothered you with my questions. 1994A. If I realizedB. Had I realizedC. I realized thatD. As I realized12. _Had it not been for____ their help, we would not have succeeded.1992A. Hadn't been forB. Had it not been forC. It hadn't been forD. Had not it been for13. If you _had not been____ in such a hurry you would not have put sugar into the sauce instead of salt.1992A. were not, would not putB. were, would putC. had been, would have putD. had not been, would not haveput14. "Did you hear of his death?'"Yes. If he _had been operated on__ in time, hemight not have died___.”1990A. had been operated on, might not dieB. had been operated on, might not have diedC. were operated on, might not dieD. were operated on,- might not have died二、与现在事实相反：从句sb did(were)，主句sb would(should, could, might)+do;1. If there were no subjunctive mood, English _would be____ much easier to learn.2009A. could have beenB. would beC. will beD. would have been2. “You _could_____ borrow my notes provided yo u take care of them,” I told my friend. 2007A. couldB. shouldC. mustD. can正确答案是陈述语序3. If you explained the situation to your solicitor, he _would be_______ able to advise you much better than I can.2005A. would beB. will have beenC. wasD. Were4. If I knew Japanese , I _would apply_____ for the position.1991A. would applyB. will applyC. may have appliedD. will have applied三、与将来事实相反：从句sb did (should+do或were+to do)，主句sb would (should, could, might)+do。

专四语法考点解析之虚拟语气专四语法考点解析之虚拟语气语法是语言学的一个分支，研究按确定用法来运用的"词类"、"词"的屈折变化或表示相互关系的其他手段以及词在句中的功能和关系。

下面是店铺给大家带来专四语法考点解析之虚拟语气，希望能给大家带来帮助。

考点一：表示建议、要求、命令等动词如insist, order, command, suggest, advise, propose, ask, require, request, demand引导的从句及it引导的相应的分词、名词和形容词从句，谓语用(should)+动词原形。

1. It was recommended that passengers _not __ smoke during the flight.(2004/1994)A. notB. need notC. could notD. would not2. He left orders that nothing _should be_____touched until the police arrived here.1997A. should beB. ought to beC. must beD. would be3. She asked that she __be____ allowed to see her son in police custody. 1993A.would beB.could beC.beD.was4. The teacher demanded _that Tom hand in_____ his essay immediately.1991A. Tom to hand inB. that Tom hands inC. that Tom handed inD. that Tom hand in考点二：It is +advisable, essential, important, imperative, incredible等从句，谓语用(should)+动词原形。