专升本英语语法讲解:情态动词ought to和had better用法详解

专升本英语语法讲解:情态动词ought to和had better用法详解

导读:专升本英语语法讲解:情态动词ought to和had better用法详解ought to+原形动词表明责任、劝说或估测等含义,意思是”应该…”.I am tired. I ought to sit here for a while.我累了,我应该歇息一会儿 表明否守时,not放在ought之后。在美语中

  ought to+原形动词表明责任、劝说或估测等含义,意思是”应该…”.    I am tired. I ought to sit here for a while.    我累了,我应该歇息一会儿,    表明否守时,not放在ought之后。在美语中,在否定句中,ought之后的不定词符号to常可省掉。

  Hey, boy, you oughtn”t (to) sleep here. Get up!    嘿,孩子,你不应该躺在这儿。起来!    在美语中,在疑问句中,ought之后的不定词符号to常可省掉。

  Ought you (to) do it?    你应该这么做吗?    had better只要一种方式,不是表明过去,而是指现在或未来,表明向对方提出劝说或正告。had better+原形不定词表明”最好……”.    You had better give up smoking.    你最好把烟戒掉。

  had better的否定方式是had better not.    You had better not throw it on the ground.    你最好别把它扔在地上。

  had better很少用于疑问句,但有时为了表明劝告或主张而用否定疑问句,这时否定副词not坐落主语之后。

  Had you better not talk to yourself?    你不要喃喃自语好不好?

专升本英语语法讲解:情态动词ought to和had better用法详解

专升本英语语法讲解:虚拟语气用在wish后的宾语从句中

  虚拟语气用在wish后的宾语从句中,(常常省去连词that),表明不可能完成的期望,   

  1.表明与现在现实相反的期望    构成:    主语 + wish (that) + 从句主语 + 动词曩昔式 (be 一概用were)    例如:    I wish I knew everything in the world.    I wish that the experiment were a success.   We wish we had wings. 我们期望有翅膀。   Example:    I wish it ______ not so cold outside.    A. shall be B. be C. were D. is    I wish I ______ you better.    A. know B. knew C. will know D. have known   

  2.表明与曩昔现实相反的期望    构成:    主语 + wish (that) + 从句主语 + would/could + have + 曩昔分词或had + 曩昔分词    例如:    I wish that you had called yesterday.    I wish that I could have gone with you last night.    I didn”t go to the party, but I do wish I had been there.    Example:    I wish you ______ such a great deal of fuss.    A. were not caused B. had not caused    C. have not caused D. are not caused    I wish that you ______ such a bad headache because I”m sure that you would have enjoyed the concert.    A. hadn”t had B. hadn”t    C. didn”t have D. hadn”t have   

  3、表明将来不大可能完成的期望    构成:    主语 + wish (that) + 从句主语 + would/should/could/might + 原形动词    例如:    I wish that he could try again.    I wish that someday I should live on the moon.    We wish that they would come soon.    Example:    I wish that we ______ with my brother when he flies to England next week.    A. could go B. had gone C. will go D. are going    EXERCISE   

  1. I wish you ______ like that.    a. don”t talk b. wouldn”t talk    c. won”t talk d. not to talk   

  2. I wish I _____ how to operate the machine.    a. have known b. know    c. can know d. knew   

  3、 He is not a millionaire but he _____ he were.    a. wishes b. hopes c. longs d. believes   

  4. I wish that I ______ visit my uncle the day after tomorrow.    a. shall b. have c. would d. am going to    5. I wish it ______ spring all the year round.    a. will be b. were c. be d. is    6. I wish I _____ to that university with you yesterday.    a. would go b. went c. did go d. had gone    7.I left very early last night, but I wish I ______ so early.    a. didn”t leave b. hadn”t left    c. haven”t left d. couldn”t leave    8.Nancy sometimes wishes that she ______ in the big city.    a. was not living b. did not lived    c. were not living d. does not live    9.James wishes he ______ the football game instead of the film.    a. had seen b. saw c. had been seen d. see    10. While you”re here, I wish ______ have a look around the house.    a. you”ll b. you”ve c. you”d d. you better    1

  1.Looking back on it, I wish you ______ me first.    a. asked b. have asked c. ask d. had asked    1

  2.“Do you want me to lend you some money?”    “I wish you ______. I would pay you back next week.”    a. should b. would c. did d. might    1

  3、I wished it ______ but it did.    a. had not occurred b. would not occur    c. was not occurred d. did not occur    1

  4.He didn”t go to her birthday party, but he does wish he ______ there.    a. has been b. would be    c. had been d. would have been    15.“These typewritten papers are very neat.”    “I wish I ______ type too, but I don”t know how.”    a. can b. may c. will d. could

专升本英语语法讲解:虚拟语气用在wish后的宾语从句中

专升本英语语法讲解:虚拟语气用在其它名词性从句中

  1.虚拟语气用在 suggest, demand, insist, ask, move, advise. desire, order, propose, require, recommend, request, maintain, vote 等表明主张,指令,恳求的动词后的宾语从句中,从句的谓语用 should + 原形动词,但美国英语中常要省去 should ,例如:    I suggest we start at once.    They propose that you (should) read the rules carefully.    The commander ordered that the soldier fire at the enemy.    He insisted that he go there on foot.    I move that the meeting be adjourned. 我提议休会. move:(在会议上)提议,动议    Example:    He insisted that we all ______ in his office at one o”clock.    a. be b. to be c. would be d. shall be    He asked that it ______ done right away.    a. is b. be c. shall be d. must be    He recommended that John ______ with him.    a. must go b. went c. will go d. go   

  2.虚拟语气用在 It is + 形容词(或曩昔分词)+ that… .的主语从句中,表明要求,主张,提议,指令,恳求等,英国英语中从句的谓语用“should +原形动词(或完成式)构成”,而美国英语中则要求用原形动词。该句型中常用的形容词或曩昔分词有:advisable, desirable, essential, important, better, keen, natural, necessary, probable, possible, strange, vital, desired, demanded, requested, suggested, recommended, required 等。例如:    It is necessary that the machine (should) be oiled once a week.    It is important that everyone (should) obey the law.    It is suggested that you take a walk after supper.    Example:    It is necessary that he ______ in time to attend the meeting.    a. come b. came c. would come d. need come    It was proposed that the matter ______ discussed at the next meeting.    a. would be c. will be c. was d. be    It is strange that she ______ in the last examination.    a. should have failed b. have failed c. would fail d. failed   

  3、虚拟语气用在与表明主张,要求,提议,指令,恳求等意思有关的同位语从句和表语从句中,英国英语中要求从句谓语用“ should + 原形动词”,而美国英语中则要求用原形动词, 但在 as if, as though引导的表语从句中,从句中谓语用动词曩昔式或曩昔完成式,表明对现在或曩昔的虚拟。例如:    He complied with the requirement that the experiment (should) be done tomorrow.    他赞同明日再做试验的要求。虚拟语气用在其它名词性从句中    He looks as if he were tired.他面带倦容。

  We agree to the suggestion that they (should) work on night shifts in turn.    咱们赞同轮番值夜班的主张。

  His order is that you (should) send the materials to the work site at once.    他的指令是你们要把资料当即送到工地。

  Example:    Your advice that she ______ till next week is reasonable.    a. will wait b. is going to wait c. waits d. wait    Jane appears as though she ______ the secret.    a. knows b. has known c. had known d. knew    He looked as if he______ ill for a long time.    a. was b. were c. has been d. had been   

  4.虚拟语气用在 It is (high, about) time (that) 句型中,定语从句中谓语用动词曩昔式,意指将来。例如:    It is time (that) we went home.    It is high time we had the meeting.    It is time you left.    It is time that I was off.    注:假如主语是奇数榜首,三人称,动词 be常用 was 。

  Example:    We”ve been sitting here doing nothing about it for days. It”s time we ______ the problem.    a. shook hands with b. got to brass tacks with    c. got to grips with d. reached the bottom of    词组 get (or come) to grips with 为“开端尽力抵挡”。

  It is high time we _______ off.    a. are b. were c. be d. will be    It is ______ we did something about redecorating the sitting room.    a. high time b. long time    c. good time d. full-time

专升本英语语法讲解:虚拟语气用在其它名词性从句中

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参考资料来源1: 知乎

参考资料来源2: http://www.mjmu.com.cn/news/show-449436.html

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