You _____ swim in this part of the lake. It's not safe. [ ]A. mustn't B. needn't C. w

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• —What will the weather be like tomorrow?— It _____ be rainy, cloudy or sunny. Who knows? [ ]A. must
• — Our class won the English speaking contest. — Congratulations! You _____ be very proud of it. [ ]A
• The traffic is very busy. You _____ cross the road. [ ]A. mustn't B. can C. may not D. might no
• —May I smoke here?— No, you _____, only do that in the smoking room. [ ]A. can't B. needn'
• Be polite. You ________ talk to the old like that.[ ]A. couldn't B. needn't C. mustn'
• — May I copy your homework? — Sorry, you _____. [ ]A. may not B. needn'tC. mustn'tD. won&#
• — Bill, don't play that kind of joke any more! — I'm sorry. I _____ do it again. [ ]A. can
• Susan is good at English and she _____ sing English songs. [ ]A. need B. may C. can -九年级英语
• — Let's go dancing tonight! — Sorry, I ______. I have to go to my guitar lesson. [ ]A. mustn�
• — Must we collect the bottles now? — _____. You can do it after class. [ ]A. Yes, you may B. Yes, yo
• —May I put my bike here? —No, you ______. You should put it over there. [ ]A. may not B. mustn'
• "Can you go hiking with us this Sunday?""Sorry, _____." [ ]A. I don't B. I&
• —Lisa, ________ you speak French? —Yes, but only a little. [ ]A. need B. must C. may D. can -九年级英语
• —Excuse me, must I finish my homework now? —No, you _______. You can hand it in tomorrow. [ ]A. must
• 一Must I go and do it now?—NO, you ______. We still have two more days. [ ]A. shouldn't B. can&#
• —Mum, can I go to the concert tonight?—Sure, but you _____ finish your homework first. [ ]A. can B.
• —What ______ you rather have, tea or coffee? —Either is OK. [ ]A. do B. are C. will D. would -九年级英语
• You ______ smoke. You are only 14 and it isn't allowed. [ ]A. mustn't B. don't have t
• —_____ you swim? —Yes, but I'm not a good swimmer. [ ]A. Can B. May C. Need D. Must -九年级英语
• —Be quiet, Mr Smith is coming. —Don't worry. It_____ be him. Mr Smith is much taller. [ ]A. mus
• —Must I go through the radiation (辐射) check when I come back from Japan at the airport these days? —
• The students ________ have a sports meeting this weekend if it ________. [ ]A. won't; rains B.
• I ______ believe it _______ I see it with my own eyes. [ ]A. won't; and B. will; but C. will; u
• —_________ you help me? I can't find my keys. —Yes. It's a pleasure. [ ]A. Can B. Must C.
• You ____ play football in the street. It's too dangerous. [ ]A. wouldn'tB. needn't C.
• —______ I finish writing the survey right now, Madam? —No, you needn't. You can complete it thi
• —Listen! Is that Kate playing the piano in the room?—No. It_____be Kate. She has gone to London. [ ]
• —What would you send to your sister as the Christmas gift? —I haven't decided yet. I _____ send
• —Mr Jackson, _______ we go rock climbing? —Yes, but you must use ropes. [ ]A. must B. should C. need
• —Will you please _______ the flowers?—Sorry. I won't. [ ]A. pick B. don't pick C. not to p
• —Can you answer the last question?—No, I _______. It's too difficult.[ ]A. mustn'tB. can&#
• I can't go to the cinema with you because I _____ stay here until my mother comes back. [ ]A. c
• —Could I go boating this weekend, Dad?—Yes, you ________. But you have to come back before lunch. [
• As we're students, we _______ obey the school rules. [ ]A. can B. may C. must D. could -九年级英语
• —That must be Mr. John. —No, it ______ be him. I saw him off at the airport half an hour ago.[ ]A. m
• —May I smoke here, please?—I am afraid you _______. This is a non-smoking area. [ ]A. can B. can
• —How long may I keep the book? —You _______ keep it for two weeks. [ ]A. may B. must C. will -九年级英语
• — My car has broken down. Could you please give me a ride tomorrow? — I'm sorry I _____. I'
• —Can I tell my best friend about it?— No, I don't want anyone else to know it. You _____ keep i
• —______ I borrow your MP4? —Sure, here you are. [ ]A. May B. Would C. Must D. Should -九年级英语
• I don't like the color of this hat._____ you show me another one, please? [ ]A. Could B. Need C
• —Dad, may I watch TV? －No, you can't. You _______ finish your homework first. [ ]A. must B. can
• As students, we _______ study hard to make our country more beautiful and stronger. [ ]A. shouldB. m
• —______ I play computer games? —No, you mustn't.[ ]A. May B. Can C. Must D. Shall -九年级英语
• —______ I use your mobile phone? —Certainly. Here you are. [ ]A. May B. Must C. Should D. Need -九年级英
• — Hey, Ted! You _____ never play in the street. It's not safe. — Sorry, Mum. I won't again
• According to the new traffic laws, people _______ drive after drinking wine or beer.[ ]A. wouldn
• — Shall we go skateboarding after school? — Sorry, my parents said that I_____ be at home early. [ ]
• —Must I finish writing the composition today?—No, you ______. [ ]A. must not B. can't C. needn&
• 用情态动词can，may， must的适当形式填空。 1. —What _____I do for you? —I want some apples. 2. My father_____ride a