中考英语情态动词考点归纳与例析

1、中考英语情态动词考点归纳与例析【重点讲解】情态动词表示说话人对某一动作或状态的态度,表示必须“、可能"、应当“、必要等.情态动词本身具有一定的意义,但词义不完全,不能独立作谓 语,只能和主要动词一起构成谓语.情态动词没有人称和数的变化,没有非谓语 形式.常见情态动词用法归纳：1. can和could: can表示水平、可能,只用于一般现在时,过去时用could. (比拟：be able to可以用于多种时态.)但could表示提出委婉的请求,或在否 定,疑问句中表示推测或疑心时,不表示时态.例如：Could I have the television on?我可以翻开电视吗？He c

2、ouldn't be a bad man.他不大可能是坏人.2. may和might表示允许或请求.might表示推测时,不表示时态,只是表 示可能性比may小.3. may(might) have + done sth的意思是“可能已经做了某事,推测在过 去时间里可能发生的事情.例如：He may (might) have been hurt seriously in the car accident.4. must和have to都是 必须的意思.have to表示客观的需要,must表示 说话人主观上的看法,既主观上的必要.have to有人称、数、时态的变化,而must只有一种

3、形式.另外,must用在肯定句中表示较有把握的推测,意为"定 否认推测用can't.5. must have +done sth表示对过去可能发生的事情的推测,语气较强,具 有 肯定",谅必的意思.例如：-Linda has gone to work, but her bicycle is still here.-She must have gone by bus.6. should和ought to都是 应该的意思,可用于各种人称.7. ought to have done sth/ should have done sth 示本应该做某事,而事实 上并没有做.否

4、认句那么表示 不该做某事而做了另外,ought to在语气上比should要强.例如：You ought to (should) have been more careful in this experiment.He ought not to have thrown the old clothes away.8. need和dare既可用作实义动词用,又可用作情态动词用.作为情态动词, 两者都只能用于疑问句,否认句和条件句中.9. needn't have done sth表示 本没必要做某事例如：.I dressed very warmly for the trip, but I

5、needn't have done so. The weather was hot.10. Will/Would you do ?表示 请求“、劝说如果加上please,那么语气 更加客气.11. Shall I/ we 表示征求意见.12. would like to do sth表示 想要做某事("want to do sth) ,为固定搭配. 例如：Would you like to go with me?【中考链接】13. - Can I go fishing with you, Dad?-No, you. You stay at home and do your h

6、omework first.A. won ' t, mayB. can ' t, mustC. shouldn ' t, oughtD. needn ' t, should答案：Bo【解析】问句是说 何以去钓鱼吗？ 从答句结尾可知,父亲是叫孩子呆在家里做作业,所以否认回容许为No, you can : t14. - Our class won the English speaking contest.-Congratulations! You be very proud of it.A. canB. needC. would D. must答案：D.【解析】根据

7、上下文,此题要填表示肯定推测的must.答句的意思是“祝贺你们！你们一定为此而自豪.3. - Have you seen my glasses I find them.-Sorry, I haven ' t seen them.A. can ' t B. shouldn ' t C. won ' t D. mustn ' t答案：A.【解析】提问的人是在找不到自己的眼镜的情况下问Have you seenmy glasses7的,所以选 A.4. - Must I write all the words down now?-No, you.A. must

8、n't B. can ' t C. won ' t D. needn ' t答案：D.【解析】用must提问时,否认答复表示“不必要时,用needn't.5. - The sports shoes must be Linds.-No, they be. TheyYe too small for her.A. mustn'tB. can'tC. may notD. might not答案：B.【解析】从答句开头可知,这里是有把握的否认判断,要用can't.句意为“不可能是.6. - You sleep in class.-Sorry

9、, Miss Wang. I.A. mustn' t, mustn ' t B. can ' t , needn ' tB. C. mustn ' t, won ' t D. shouldn ' t , may not.答案：C.【解析】mustn'表示禁止,意思是 千万不要".第二空填won' j 表示我不会再睡觉的.7. - May I take the magazine out of the reading room?-. Please read it here.A. Certainly. B. No, y

10、ou needi' t C. No, you can ' D. No, you may not.答案：Co【解析】阅览室的杂志一般只能在阅览室里看,是不可以拿走 的." can'表示 不可以,语气较强,所以选Co8. - Excuse me , how can I get to the hi-tech Exhibition Hall?-Sorry, I am new here. The policeman over there know.A. shall B. may C. need D. would答案：B.【解析】may表示猜想,意思为 可能.问句的意思是

11、“怎样去高 交会馆？ .答复是“那边的警察可能知道.9. You return the book now. You can keep it for another week.A. needn ' t B. mustn ' t C. can ' t D. won ' t答案：A.【解析】从结尾一句的意思判断选A .needn'的意思是 不必.10. - Tom, where is your father?-I'm notiEe. He in his office.A. is B. may be C. maybe D. may答案：B.【解析】 从&

12、quot;I' m not sc#e断；答复下列问题的人不能确定他父亲在 那里,所以排除Ao而C和D在句中都不能单独作谓语,应选 Bo11. He went back home just now. He be here now.A. mightn ' t B. needn ' t C. can ' t D. has to答案：C.【解析】can'表示表示猜想,意思是 不可能.【习题精炼】1. - Could I borrow your dictionary?-Yes, of course, you.A. might B. willC. canD. sho

13、uld2. - Shall I tell John about it?-No, you. I've told him already.A. needn'tB. wouldn't C. mustn't D. shouldn't3. Tom ought not to me your secret, but he meant no harm.A. tellB. have toldC. be telling D. having told4. - May I smoke here?-No, you.A. mustn't B. don'tC. nee

14、dn'tD. must5. You to school tomorrow if you go to look after your mother in the hospital.A. don't need comeB. don't comeC. needn't to comeD. needn't come6. - Is the girl in red Mary?-No, it be Mary . She's doing her homework at home.A. mustB. mayC. can'tD. mustn't7. -

15、 Why isn ' t Tom in school today?-He be sick, or he ' d have been here already.A. shouldB. must C. mayD. would8. - Is Mr Hu in the reading room?-No, he be there. He has gone to Tianjing.A. mustn ' tB. needn ' t C. won ' t D. can ' t9. - May mustn ' t I go swimming in the

16、river, Mum?-No, you. It ' s dangerous.A. mustn ' t B. needn ' t C. don ' tD. haven' t10. -you like to go shopping with me?-Yes, I.A. Would, wouldB. W川,will likeC. Would, would loveD. Would , would love to11. - Must I hand in the homework now?-No , you. But you hand it in tomorrow

17、.A. mustn' must B. needn t, ave toC. needn' can D. musn ' t, must【答案详解】1 .答案：Co【解析】 问句开头的could表示委婉的语气,并不表示时态. 答语中of course表示肯定的语气,允许某人做某事时,用 can和may来表达, 不能用could或might.2 .答案：A.【解析】needn't意为 不必",不用".wouldn't意为 将不不“ 会的".mustn't意为 禁止",不可以".shouldn't意

18、为 不应该.从结尾的一 句的意思判断,这里要用 needn'i3 .答案：Bo【解析】由于后半句为过去时,可见告诉秘密的动作发生在其前,因此ought not to后要用完成时“have told 4 .答案：A.【解析】问句的意思是 我可以在这儿抽烟吗,否认答复为你 不可以,因此选A.mustn't含有禁止意味,语气比 may not强.5 .答案：D.【解析】从语法结构上看,A项中come前缺to.C项中come 前的to应去掉.6 .答案：Co【解析】根据最后一句 玛丽正在家里做家庭作业这一信息, 可知穿红衣服的姑娘不是玛丽,应用can't,表否认的才t测.应选 Co7 .答案：Bo【解析】must和may都有表示猜想的用法.Must表示的可能 性较大,而may表示可能性较小.从答句中我们可以判断这里的可能性应该较 大,由于 他肯定生病了,否那么,他早就到这儿了所以该题的答案为B.8 .答案：D.【解析】根据最后一句判断,Mr Hu已经去