Part 4 【语法】の情态动词 重难点及易错点 情态动词+动词原形
情态动词表允许及其回答 情态动词表猜测
情态动词 can 词义 能够，会; 可以； 也许，可能 能够，会 可以 必须 将，要 应该 需要 将会，愿 应该 否定形式 can't 词义 不能，不会 不可能 不能，不会 ／ 不允许，不能 ／ 不应该 不必 不会，不愿 could may must shall should need would ought to 【情态动词表允许】
couldn't may not mustn't ／ shouldn't needn't wouldn't 1、 请求允许做某事时，can最常用，在没有把握或为表现得更客气一些时，可用could;
而may比can 更正式一些，且多用于第一人称 Could I watch TV? Can you find a seat for me? May I use your phone?
2、 当允许某人做某事时，要用can和may,不用could 和 might.
Could I borrow your computer? Yes, of course you can. Might I trouble you for a light? Yes, you may. 3、 常考易错点：对情态动词表请求的回答：
肯定：Sure.
Certainly. Yes, do please. /mustn’t. No problem. That’s OK/all right. Yes, you can/may.
否定： You’d better not.
I’m afraid not.
I’m sorry, but you can’t
With pleasure.
4、 例：May I smoke here?
Must I go home before 8 o’clock? Need I go?
Would you mind if I smoke here? ．．．．course not.
Sorry, but you mustn’t No, you needn’t/don’t have to . Yes, you must. / No, you needn’t. Yes, you’d better not. / No, of
【情态动词表猜测】
肯定：must >can>may 否定：can’t > may not 一定是；肯定是________;
可能是________; 可能不是________;
一定不是;不可能是________;
【针对练习】 ( ) 1.
\"________ I take it out?\" \"I'm sorry, you ________.\"
B. Might...might not
C. Could ...can
D. May...can't
A. Could ...couldn't
( ) 2.
\"Need we do this job now?\" \"Yes, ________.\"
B. you should
C. you must
D. you can
A. you need
( ) 3.
He said that you ________ watch TV all the evening if you wished.
B. must
C. can
D. might
A. may
( ) 4.
Peter ________ come with us tonight, but he isn't very sure yet.
B. can
C. may
D. will
A. must
( ) 5.
Michael ________ be a policeman, for he's much too short.
B. can't
C. shouldn't
D. won't
A. needn't
( ) 6.
Come on! We ________ hurry because there isn't much time left.
B. must
C. can
D. need
A. may
( ) 7.
---Do you mind if I turn on the TV?
---________. My father is sleeping. A. Better not.
B. No, not at all.
C. No, I don’t mind.
D. That’s all right.
( ) 8.
---Would you mind my sitting next to you?
---________. A. No, of course not.
B. No, you can’t. C. Yes, please.
D. Yes, go ahead.
( ) 9. ---Would you please pass me today’s paper?
---________. A. Yes, please.
B. Here you are.
C. You are welcome.
D. I think so.
( ) 10.
---\"Could I call you by your first name?\"
---\"Yes, you________.\" A. will
B. could
C. may
D. might
( ) 11.
I wasn't sure whether I ________offer to help or not.
B. might
C. would
D. needed
A. should
( ) 11. There ________ too much noise in a hospital.
A. should have C. ought to be
B. shouldn't have D. oughtn't to be
( ) 12. Albert is too fat. She ________ eat too much sweet.
A. had better not
B. should
C. ought to
D. ought to not
( ) 13. --- ________ they better wait here, sir?
---No, they ________. A. Do; don't
B. Had; hadn't
C. Had; don't
D. Had; had
( ) 14.--Excuse me, sir! Can I finish my homework tomorrow morning?
--- Oh, no. It ________ be finished tonight, A. would
B. should
C. could
D. finished
D. can
( ) 15.You had better________ your job on time BABBC
A. finishing
B.to finish
C. finish
【巩固练习】 ( ) 12.
-Is John coming by train?
--He should, but he ________ not. He likes driving his car. A. must
B. can
C. need
D. may
( ) 13.
I thought you ________ be hungry, so I have brought you some cakes.
B. might
C. can
D. could
A. may
( ) 14.
---Could you please help me choose an MP4 player online?
---________. My computer doesn’t work. A. I don’t care.
B. I hope so.
C. I’m afraid not.
( ) 15. ---Would you mind if I sit here?
not.
---________. It’s for Miss Zhang. A. Better not.
B. Never mind.
C. Not at all.
D. Of course
( ) 16. You ________walk for miles and miles among the hills without meeting
there.
B. need
C. may
D. should
anyone if you go
A. must
DCDDC BBBAC AABCCA
【中考链接】
( ) 1. To keep children safe, we ___________ put the things like knives and
medicine away in our house. (2017广东中考) A. may
B. should
C. can
D. might
( ) 2. ---Mum, ____ I visit the Modern Art Museum next Monday? (2016广东中考)
---I’m afraid you can’t. All the museums in this city are closed on Monday. A. would
B. need
C. should
D. may
( ) 3. --- ________ I hand in the report today? (2017北京中考)
--- No, you needn’t. A. Can
B. Must
C. Shall
D. Could
( ) 4. ---________ I park my car here for a while? (2017上海中考)
---No, you mustn’t. Do you see the sign “NO PARKING”? A. Would
B. May
C. Must
D. Should
( ) 5. ---Must I prepare for the trip today? (2017哈尔滨中考)
--- No, you _________ prepare for it today. You can do it tomorrow. A. need
B. don’t need
C. needn't
( ) 6. ---Many people play with mobile phones all day instead of reading books.
---That’s too bad. Everyone ________ be a book lover. Reading is more enjoyable.
(2016山西中考)
A. may B. should C. would
( ) 7. ---Mum, ________I play football this afternoon? (2016天津中考)
---Sure, but you ________ finish your homework first. A. may; could
B. can; must
C. can; mustn’t
D. may; can’t
