2022年大学英语三级语法知识总结汇总.docx

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1、三级语法考点归纳一虚拟语气1. if句中虚拟形式if 引导的非真实条件句（纯粹假设或发生的可能性不大）：条件从句主句与现在相反did bewerewould/ should/ might/ could do与将来相反did bewerewould/ should/ might/ could do与过去相反had donewould/ should/ might/ could have done例句If we left leave now, we should arrive in time.If they hadn t gone on vacation, their house wouldnt

2、have been broken break into.2. 原形虚拟：a. 表命令、打算、要求、建议等词语之后的that- 分句中,用动词原形；suggest, demand, advise, propose, order, arrange, insist, command, require, request,desire that should do例如 He suggested that we should leave early. My suggestion is that we should tell him.b. It is was形容词 / 名词 that should do/例

3、如 It is absolutely essential that all the facts be examined first.3. 一些句型中的虚拟形式：1. It s high, about, the first, etc. time that动词过去时 例如 Its time we left.例如 It is time we went to bed.精品资料2 would rather/sooner宁愿as if/ though似乎would rather/sooner 谓语用过去时与现在或者将来相反as if/ though谓语用过去完成时与过去相反4. 练习1. Itry it

4、again if Iyou.A. will ； amB. should ； amC. would ； wereD. would ； had been2. If itnot for the water, the plantslive.A. were ； would notB. is ； could notC. were ； couldD. did ； couldnot3. If I that chance to show my ability, Ithe president of this school.A. have not had； could not becomeB. had not ha

5、d； would not have becomeC. did not have； could not becomeD. doesn t have ； will not become4. Heby that burglar if youto save him.A. might have been killed； hadn t comeB. will be killed； didn t comeC. may be killed； did t comeD. could be killed； haven t come5. If itfor your help, Ithat hard time with

6、 so little money.A. were not ； would not spendB. is not ； can not spendC. had not been； would not have spentD. have not been； will not spend6. Whereyou go if war.A. will ； breaks outB. do ； will break outC. would ； were to break outD. will ； is to break out7. She wishes shethat humiliating thing.A.

7、doesn t doB. didn t doC. haven t doneD. hadn t done8. The chairman suggested that the meetingput off.A. can beB. beC. isD. will be9. It is vital that heimmediately.A. should goB. must goC. goesD. went10. It is time wedo our homework.A. begin toB. can begin toC. began toD. will begin to答案：1. 选 C ；表示与

8、现在事实相反的假设指现在的假设 译文 ; 假如我是你,我会再试一次2 选 A；表示与现在事实相反的假设指现在的假设 ；译文：要是没有水, 植物就不能存活； 3. 选 B ；表示与过去事实相反的假设；4 A ；表示与过去事实相反的假设；译文：要不是你来救他,他早就被那个窃贼杀了；5. C；与过去事实相反的假设；译：要没有你帮忙,我那点儿钱是无法度过那段艰苦岁月的； 6. 选 C ；表示与将来事实相反的假设；译文：要是战争爆发了,你会上哪儿去？7. 选 D ；虚拟语气用于宾语从句；译文：她真期望自己没有做过那件丢脸的事情；8. 选 B ；虚拟语气用于表示“建议”等意义的动词后； 译文：主席建议会议

9、延期举办；9. 选 A ；虚拟语气用于主语从句It is was +形容词 + that引导的分句 ；10. 选 C；虚拟语气用于定语从句It is time that.句型； 译文：我们该开头做作业了；二动词的时态1. 各个时态动词基本变形一般现在时现在进行时现在完成时现在完成进行时beis,am,arebe is/am/are+ doinghave/has donehave/has been doingdo/does一般过去时过去进行时过去完成时过去完成进行时was/werewas/were doinghad donehad been doingdid一般将来时将来进行时将来完成将来完成进

10、行时will dowill dowill have donewill have been doing一般过去将来时过去将来进行时过去将来完成时过去将来完成进行时would dowould be doingwould have donewould have been doing2.时间状语与动词时态的搭配肯定的时态往往和肯定的时间状语连用；always ,usually, sometimes,一般现在时do/doesam is arelast week, yesterday, a few days ago next week, tomorrow, in a week, this year now

11、, at present, at this momentso far, up to now, by the time, since的主句一般过去时一般将来时现在进行时现在完成时did will dobe +doinghas/have donewas/ were3.练习,用动词的适当形式填空1. Hebe eighteen next year.2. Itrain every day so far this month.3. Mozartwrite more than 600 pieces of music.4. If it rain tomorrow, we ll have to stay at

12、 home.5. How fasthedrive when the accident happened.6. By the time Mr. Smith left school, heteach that course for twenty-five years.7. Perhaps hefinish reading the book by this time tomorrow.1. 填 will be ； next year为表示将来时态的时间状语2. 填 has rained ；so far 是“到目前为止”的意思,常和现在完成时搭配使用；3. 填 wrote ；Mozart 莫扎特 是已

13、去世的音乐家,故应使用过去时；4. 填 rains ；在条件状语从句中,要用一般现在时表示将来发生的事情；5. 填 was.driving； 表示过去某一时刻发生的动作要用过去进行时；6. 填 had taught ；句中有 by the time Mr. Smith left school,主语的谓语应用过去完成时；7. 填 will have finished； 句中有 by this time tomorrow,主语的谓语应用将来完成时；三 动词的被动语态1.各个时态的被动语态时态 一般现在 现在进行 一般过 过 去 进 一 般 将 过 去 将现 在完 过 去完现 在 完 将来完成时时时

14、去时行时来时来时成时成时成 进 行时主动doam/is/aredidwas/willwouldhas/hadhas/will have donedoingweredodohavedonehavedoingdonebeen被动 am/is/aream/is/arewas/was/will bewouldhas/hadwill havebeendonebeingwereweredonebehavebeendonedonedonebeingdonebeendonedonedonedoing1. The construction of the librarybefore the end of next

15、 month.A. must have completedB. must have been completedC. must be completedD. must complete2. The subject of these lecturesby the lecture committee.A. announcesB. have been announcedC. announcedD. has been announced3. My picturesuntil next week.A. won t developB. aren t developingC. don t developD. won t be developed4. They so that we wouldnt recognize them.A. costumedB. disguisedC. were disguisingD.were disguised5. All the apparatus 器械 before the experiment began.A. had been preparedB. were preparedC. had been preparedD. had prepared6. The worlds supplies of copper .