人教版英语英语情态动词中考真题 含答案解析
人教版英语英语情态动词试题和答案含答案解析百度文库
人教版英语英语情态动词试题和答案含答案解析百度文库一、初中英语情态动词1．—I wonder if this smart phone is Mary's.—It _______ belong to her. _______ is totally different from this one.A. mustn't; HerB. can't; HerC. can't; HersD. may; Hers 【答案】C【解析】【分析】句意：――我想知道这个智能机是否是玛丽的。
――不可能属于她，她的和这个完全不同。
情态动词表示推测时，用must表示“一定”，用might, could表示“可能”，用can't表示“不可能”。
从句意看，这手机与她的完全不同，故不可能是她的，前面用can't。
形容词性的物主代词后一定有一个被修饰的名词，名词性的物主代词后没有被其修饰的词，本题后没有被修饰的词，用名词性的物主代词，“她的”：hers。
故选C。
2．—Must I come before 6: 30 tomorrow?—No. You______. There will be plenty of time.A. mustn'tB. can'tC. couldn'tD. needn't【答案】 D【解析】【分析】句意：—明天我必须六点半前到吗？—不，你不必，将有足够的时间。
Must是“必须”的意思，当其变为一般疑问句时，否定回答要用needn't“不必”；肯定回答用must“必须”，mustn't不是“不必”的意思，而是一种禁止，一定不能做的意思。
故选D。
【点评】本题考查情态动词的用法。
熟记must问句的回答。
3．——Shall we meet at the station at 7 am?——In fact, we _______. The train _______ until 9 a. m.A. mustn't; doesn't leaveB. mustn't; leavesC. needn't; won't leaveD. needn't; will leave【答案】 C【解析】【分析】need，需要，否定式是needn't；must的含义是必须一定，其否定形式mustn't表示禁止的含义。
人教版中考英语专项训练 情态动词练习题(含答案)
人教版中考英语专项训练情态动词练习题(含答案)一、初中英语情态动词1．—Wow....another gift! What's in the box?—I'm not sure. It be a pair of sports shoes.A. mustB. mayC. will【答案】 B【解析】【分析】句意：——哇哦，另一个礼物！在盒子里面的是什么？——我不确定，它可能是一双运动鞋。
A. must必须；B. may可能，表示没有把握的肯定推测；C. will将会。
根据答语中的不确定可知这里应为可能，故答案为B。
【点评】考查情态动词。
掌握情态动词may表示推测的用法。
2．—Where is Mom now?—I'm not sure. She _________ be in the kitchen.A. shallB. mayC. needD. must【答案】 B【解析】【分析】句意：—妈妈现在在哪里？—我不确定，她也许在厨房。
A. shall 将要； B. may 可以，可能； C. need 需要； D. must必须，一定；根据I'm not sure可知是不确定；故选B。
【点评】此题考查情态动词表推测的用法。
3．— Is this e-dictionary Jack's?— No, it_______ his. His is much newer.A. can't beB. mustn't beC. may beD. should be【答案】 A【解析】【分析】句意：-这个电子字典是杰克的吗？--不可能是他的，他的更新些。
must,can（could）,may（maight）可以表示猜测，must表示肯定猜测，用于肯定句，肯定……，一定……；can’t,表示否定猜测，肯定不……，另外can（could）,may（maight），表示可能性猜测，可能……。
人教版中考(完整版)情态动词专题(练习题含答案)
人教版中考(完整版)情态动词专题(练习题含答案)一、选择题1．Exercise is helpful but it ________ be regular (规律的) exercise.A．must B．may C．can D．need2．Don’t cross the road until the traffic lights turn green. A car_______hit you.A．need B．may C．should D．must3．Hurry up, or we ________ miss the beginning of the film.A．should B．must C．may D．have to4．— Excuse me, could you tell me where the Nanjing Brocade Museum is?—Go along this road for five minutes. You ________ miss it. It’s a huge building.A．mustn’t B．can’t C．needn’t D．should n’t 5．—Why didn’t you tell it to me earlier?— Why ________ I? I want to have my own secret.A．can B．may C．should D．shall6．—There is a knock at the door.—It ________ be my mom. She always comes back home at this time.A．may B．may not C．must D．can’t7．We shouldn’t throw any objects from the building. Even a small object ________ cause serious injuries or death, when dropped from a great height.A．must B．should C．may D．need8．Our Chemistry teacher always tells us we ________ be too hardworking before the exams. A．mustn’t B．shouldn’t C．needn’t D．can’t9．—Could I join you in the programme?—Sorry, you ________. You are too young.A．shouldn’t B．mustn’t C．can’t D．needn’t10．— Is Lang Lang going to perform at Art Center this Friday?— Yes. It ________ be him. He has been here for three days.A．might B．must C．mustn’t D．may11．—Is it really necessary for me to go shopping with a mask on?—I’m afraid you ________ in public. It is not only to protect yourself but also to protect others. A．must B．should C．can D．need12．When you visit a museum, some instructions should ________ and we’d better not ________ them.A．pay attention to; be against B．be paid attention; againstC．be paid attention to; against D．be paid attention to; be against13．If you buy your mum an iRobot floor cleaner, she ________ sweep the floor every day. A．can’t B．mustn’t C．needn’t D．shouldn’t 14．— Zoe, what do you think is the greatest advantage of shopping online?— At least I ______ spend much time going from shop to shop.A．shouldn’t B．can’t C．need n’t D．mustn’t15．—The high school entrance examination is coming!—Yes, our teacher tells us we _______ be too careful while taking exams．A．mustn't B．shouldn't C．needn't D．can't16．---Will you be back early this evening?---Yes, but I ________ be a little late. Our boss sometimes has extra work for us.A．may B．must C．need D．will17．We’ve discussed every detail of this plan and have got everything ready. But still something __________ go wrong. We still have to be very careful.A．must B．should C．would D．may 18．—Amy, I hear you've got many foreign coins．_______ I have a look?—Of course, I'll fetch them for you．A．May B．MustC．Should D．Need19．—Would you please________in that way? That’s not safe!—Sorry. I won’t do it any more.A．not driving B．not to drive C．no driving D．not drive 20．—________ you give me a hand? I can’t put up the poster by myself.—No problem.A．Could B．Should C．Need D．Must 21．Sometimes smiles ________ be false, hiding other feelings like anger, fear or worry. A．should B．would C．must D．can22．You _________ smoke here! Look at the sign. It says "No smoking".A．needn't B．mustn't C．can D．may 23．—Suzy described every detail of the accident just now.—Her memory ________ be completely back.A．shall B．need C．must D．could24．Never throw objects from the building. Even a small object ________ cause serious injuries, or death, when dropped from a great height.A．must B．should C．may D．need25．— Mum, why do I have to wash hands so many times a day?—You ________ be too careful, for your health.A．can’t B．mustn’t C．may not D．needn’t26．—In China, many parents complain that their children have to stay up late to do the homework.—Don’t worry. The government has realized the problem. I’m sure there ________ be good news soon.A．can B．should C．need D．must27．—Is it usually warm in Yancheng in May?—Yes. But it _______ be rather cold sometimes.A．must B．should C．would D．can28．—Must we stop the Japanese government discharging nuclear waste water (排放核污水) into the Pacific Ocean?—________. Because everyone should protect our earth and it is bad ________ us to eat the polluted seafood and drink the waste water.A．Yes, we can; of B．No, we mustn’t; of C．Yes, we must; for D．No, we needn’t; for 29．—Who is singing next door? It sounds like a young girl’s voice.—It _________ be Jane. But she seldom sings English songs.A．need B．must C．may D．can30．Cars ________ give way to walkers on some roads in Binhai, or the drivers will be fined. A．may B．will C．can D．must31．A hard-working man ________ become a great scientist, but a great scientist ________ be a hard-working man.A．can’t; can B．may not; must C．can’t; must D．may not; can 32．You’ve got an A in the maths test again. You ________ be good at it.A．can B．may C．must D．should 33．—Could you tell me how to renew the library books?—With pleasure. You ________ come to our desk every time. It’s easier to renew them online. A．can’t B．mustn’t C．needn’t D．shouldn’t 34．— What do you think of the show yesterday?— Some of them were really good but others ________ be better.A．will B．must C．need D．can35．—In China, many students have to stay up late to do their homework.—No worries. The government has realized the problem. I’m sure there ________ be good news soon.A．can B．should C．must D．need 36．—Who’s the man over there? Is that Mr. Black?—It ________ be him. Mr. Black is much taller than that man.A．may B．must C．can’t D．mustn’t37．—________ I see your ID card? We have to check your personal information.—Sure. Here you are.A．May B．Need C．Should D．Must38．—I don’t care what people think.—Well, you _______ . Some opinions are worth weighing.A．should B．might C．could D．would39．—I think they are enough. We ________ make so many chairs.—I don’t think so. Because nearly a quarter of them need ________.A．don’t need to; mending B．needed; to be mendedC．don’t need; mend D．need; to mend40．Look at the floor, Tom! ________ you watch TV while having a meal?A．Should B．Could C．Must D．May【参考答案】一、选择题1．A解析：A【详解】句意：锻炼是有帮助的但是它必须是有规律的锻炼。
人教版中考英语九年级英语情态动词试题和答案
人教版中考英语九年级英语情态动词试题和答案一、初中英语情态动词1．I can't go with you. I _______ stay at home until my parents come back.A. canB. mayC. mustD. could【答案】 C【解析】【分析】句意：我不能和你一起去。
我必须呆在家直到我父母回来。
A. can能，表示能力；B. may可以，表示许可；C. must必须，强调主观愿望；D. could可以，表示允许、请求。
父母没回来前，我必须待在家。
故选C。
【点评】此题考查情态动词的用法。
2．— Shall I book some seats for the concert?—______. I've done that.A. Yes, you mayB. No, you mustn'tC. No, you needn'tD. No, you can't【答案】C【解析】【分析】Yes, you may是的，你可以；No, you mustn't 不，你千万不要；No, you needn't不，你不必；No, you can't不，你不能。
句意：我要预定一些音乐会的座位吗？根据下文，我已经办了。
可知选C最符合语境。
【点评】考查交际用语3．—I missed last night's Everlasting Classics（《经典咏流传》）！—You care. You can watch it online later.A. mustn'tB. can'tC. may notD. needn't【答案】 D【解析】【分析】句意：——我错过了昨晚的《经典咏流传》！——你不必在意，以后你可以上网看。
A. mustn't不允许；B.can't不能； C. may not可能不； D. needn't不必。
人教版初三中考英语情态动词的使用含答案
人教版初三中考英语情态动词的使用含答案一、选择题1．— Zoe, what do you think is the greatest advantage of shopping online?— At least I ______ spend much time going from shop to shop.A．shouldn’t B．can’t C．needn’t D．mustn’t 2．Don’t cross the road until the traffic lights turn gre en. A car_______hit you.A．need B．may C．should D．must 3．—Hurry up, Jack! Let’s cross the road as fast as possible.—No, you ________. Don’t you see the light is still red?A．couldn’t B．wouldn’t C．mustn’t D．needn’t 4．—The high school entrance examination is coming!— Yes, our teacher tells us we ________ be too careful while taking exams.A．mustn’t B．shouldn’t C．needn’t D．can’t 5．—Be careful! Fire ________ be dangerous sometimes.—OK. I will put it out right away.A．mustn’t B．should C．can D．needn’t 6．We sho uldn’t throw any objects from the building. Even a small object ________ cause serious injuries or death, when dropped from a great height.A．must B．should C．may D．need 7．—________ you give me a hand? I can’t put up the poster by myself.—No problem.A．Could B．Should C．Need D．Must 8．— Is Lang Lang going to perform at Art Center this Friday?— Yes. It ________ be him. He has been here for three days.A．might B．must C．mustn’t D．may 9．Exercise is helpful but it ________ be regular (规律的) exercise.A．must B．may C．can D．need 10．You ________ write the report again because spelling mistakes are not allowed at all. A．must B．can C．may D．could 11．You'd better __________ hard from now on, __________ you will fail the exam. A．work; and B．working; or C．working; and D．work; or 12．We teenagers ________ have dreams. With dreams and hard work, anything amazing ________ be created.A．may; can B．might; should C．should; can D．must; has to 13．I ________ hear you clearly. Would you please repeat it?A．mustn’t B．can’t C．needn’t D．s houldn’t 14．—I think they are enough. We ________ make so many chairs.—I don’t think so. Because nearly a quarter of them need ________.A．don’t need to; mending B．needed; to be mendedC．don’t need; mend D．need; to mend15．—Have you decided to take up teaching as career after graduation?—I ________ go abroad for further education instead. But it depends.A．must B．should C．may D．shall 16．Please don't make so much noise. I ________ hear the speaker very well.A．needn't B．can't C．shouldn't D．mustn't 17．The boy is very brave．I ________ he ________ the tall tree．A．dare say; dares to climbB．dare to say; dare climbingC．dare saying; dares climbD．dare to say; dares climbed18．---Will you be back early this evening?---Yes, but I ________ be a little late. Our boss sometimes has extra work for us.A．may B．must C．need D．will 19．—Shall we go camping this summer holiday?—Nothing________be better.A．should B．could C．must D．may20．My bike was broken yesterday，so I____walk home．A．might B．had to C．must D．could 21．—W ould you please________in that way? That’s not safe!—Sorry. I won’t do it any more.A．not driving B．not to drive C．no driving D．not drive 22．—Ready? Let’s get started, Martin.— Swimming? I just ________ get used to it in winter.A．can’t B．needn’t C．must n’t D．shouldn’t 23．—Will your mother be at home this Saturday?—Hard to say. She _______go to the countryside to see my grandparents.A．must B．may C．can D．would 24．Think twice before making a decision, or you __________ get into trouble.A．may B．can't C．shouldn't D．mustn't 25．—Where is Tom? I am considering ________ him about the result of the exam.—Oh. You ________. He has known it already.A．to tell; can't B．telling; needn't C．tell; mustn't D．told; shouldn't 26．Most young people like shopping online because they ________ spend much time going from shop to shop.A．needn’t B．can’t C．mustn’t D．shouldn’t 27．—Could I join you in the programme?—Sorry, you ________. You are too young.A．shouldn’t B．mustn’t C．can’t D．needn’t 28．—Who is singing next door? It soun ds like a young girl’s voice.—It _________ be Jane. But she seldom sings English songs.A．need B．must C．may D．can29．Hurry up, or we ________ miss the beginning of the film.A．should B．must C．may D．have to 30．You ________ require others to do with the problem like you. Everyone has his own way. A．mustn’t B．needn’t C．may not D．shouldn’t 31．—How do you like my new dress?—Well, if I ________ say, it is not suitable for you.A．may B．must C．have to D．should 32．—Must the children leave at six tomorrow morning?—No, they _______. They can have more time to get ready for the trip.A．can’t B．needn’t C．mustn’t D．may not 33．—Why didn’t you tell it to me earlier?— Why ________ I? I want to have my own secret.A．can B．may C．should D．shall 34．—Mum, why do I have to wear a mask before entering the supermarket?—For your health and safety, you ________ be too careful.A．shouldn’t B．can’t C．mustn’t D．needn’t 35．— Listen! Tom ________ be listening to the music while doing his homework.—Let’s go upstairs to remind him to turn it off.A．should B．could C．would D．must 36．—Must I finish all my homework today, Mum?—No, you ________, my dear. You can finish some tomorrow if you like.A．needn’t B．shouldn’t C．can’t D．mustn’t 37．—Who’s singing next door? Is it Miss Wang?—It ________ be her. She’s having the board meeting.A．can’t B．shouldn’t C．mustn’t D．needn’t 38．—Is that Mr Zhou?—It ________ be him. He has gone to Beijing.A．can B．may C．can’t D．shouldn’t 39．—Is it really necessary for me to go shopping with a mask on?—I’m a fraid you ________ in public. It is not only to protect yourself but also to protect others. A．must B．should C．can D．need 40．When people are waiting at the zebra crossing, cars and buses ________ wait and let them go first.A．must B．may C．can D．need41．— W ill dad arrive home at 6 o’clock to have dinner with us this evening?— I think he will, but he ________ not. Sometimes he works extra hours.A．can B．must C．need D．may 42．—Excuse me. I haven’t finished reading the book yet. May I keep it a bit longer?— Sorry, you ________. You must return it on time.A．needn’t B．can’t C．won’t D．shouldn’t 43．Cars ________ give way to walkers on some roads in Binhai, or the drivers will be fined. A．may B．will C．can D．must 44．Sometimes smiles ________ be false, hiding other feelings like anger, fear or worry. A．should B．would C．must D．can45．You’ve got an A in the maths test again. You ________ be good at it.A．can B．may C．must D．should46．Mr. Black ________ be at home now. He went abroad on vacation last Friday.A．can’t B．mu stn’t C．needn’t D．shouldn’t 47．—Could you tell me how to renew the library books?—With pleasure. You ________ come to our desk every time. It’s easier to renew them online. A．can’t B．mustn’t C．needn’t D．shouldn’t 48．—Who’s the man over there? Is that Mr. Black?—It ________ be him. Mr. Black is much taller than that man.A．may B．must C．can’t D．mustn’t49．You ________ drive after drinking alcohol(酒). It’s against the law.A．mustn’t B．needn’t C．couldn’t D．wouldn’t 50．—Suzy described every detail of the accident just now.—Her memory ________ be completely back.A．shall B．need C．must D．could【参考答案】***试卷处理标记，请不要删除一、选择题1．C解析：C【详解】句意：——佐伊，你认为网上购物最大的优势是什么？——至少我不需要花很多时间逛商店。
人教版英语英语情态动词含答案百度文库
人教版英语英语情态动词含答案百度文库一、初中英语情态动词1．— I take the magazine out of the reading room?— I'm sorry you .A. Could; couldn'tB. Must; couldn'tC. Will; can'tD. May; can't【答案】 D【解析】【分析】句意：——我可以把杂志带出阅览室吗？——对不起，你不能。
could 能，可以；must必须；will将；may可以；can能，可以，can't不可以，不能。
此处表示请求许可，用could或者may，由could或者may构成的一般疑问句，肯定回答用yes，主语+can，否定回答用sorry，主语+can't，结合选项，故答案选D。
【点评】考查情态动词的辨析。
注意理解句意，理解选项，根据语境，选出正确的答案。
2．—Where is Monica? I can't find her anywhere.—She be in the library. She loves reading books when she is free.A. mustB. needC. can't【答案】 A【解析】【分析】句意：——莫妮卡在哪？我到处都找不到她。
——她肯定在图书馆，她喜欢空闲时看书。
A肯定，肯定句中表示推测，B需要，C不可能，否定句中表示推测，根据 She loves reading books when she is free ，可知是肯定句表示推测，故选A。
【点评】考查情态动词，注意情态动词表推测的用法。
3．— __________I wear a tie to Janet's birthday party?— No,you needn't. But do remember to bring her a present.A. MustB. ShouldC. NeedD. Can【答案】 A【解析】【分析】句意：——我必须戴领带去参加Jane的生日聚会吗？——不，你不必，但是记住给她带个礼物。
人教版英语英语情态动词专项及解析含答案解析
人教版英语英语情态动词专项及解析含答案解析一、初中英语情态动词1．You be tired after walking for such a long time. Sit down and have a rest.A. canB. can'tC. mustn'tD. must【答案】 D【解析】【分析】句意：走了这么长时间你一定很累了。
坐下休息一下吧。
can能，能够，can't不能，对事物进行否定推测；mustn't一定不是，禁止，must一定，对事物进行肯定推测，根据after walking for such a long time，可以肯定你一定很累，所以是进行肯定推测，情态动词使用must，故选D。
【点评】此题考查情态动词。
弄清每个情态动词的使用规则，根据句意确定所使用的情态动词。
2．—I've bought all the food for the party tonight.—Thank you. Then I _______ go to the supermarket.A. can'tB. mustn'tC. shouldn'tD. needn't【答案】 D【解析】【分析】句意：－今天晚上我买好了所有晚会的食物。
－谢谢你。
那么我就不必去超市了。
A. can't不能；B. mustn't不准，不允许，禁止；C. shouldn't不应该；D. needn't 不必。
你买好了，我就不必去买了。
故选D。
【点评】考查情态动词，表示不必要应使用need的形式，要牢记不同的情态动词的意思。
3．—Hi，madam．Can I take the story books out？—No，my boy．They _____ be taken out of the reading-room．It's a rule．A. mustn'tB. needn'tC. couldn'tD. wouldn't【答案】 A【解析】【分析】句意：—嗨，夫人，我能把这些故事书拿出去吗？—不，孩子，他们不可以被带出阅览室，这是制度。
人教版英语英语情态动词专项及解析含答案
人教版英语英语情态动词专项及解析含答案一、初中英语情态动词1．—Look! The woman at the school gate ______be her headmaster.—No, it ______ be her. She is holding a meeting in the office now.A. must; can'tB. must; mustn'tC. can; needn'tD. may; mustn't【答案】 A【解析】【分析】句意：——看！学校门口的那个妇女一定是她的校长。
——不，不可能是她。
第一空，must表示“一定”；空二，根据She is holding a meeting in the office now. 她现在正在办公室开会，可知，不可能是校长，用can't，表示不可能。
故选A。
【点评】考查情态动词辨析。
注意不同情态动词的用法，注意理解句意。
2．All passengers ______ go through safety check before they take a plane.A. canB. mayC. mustD. could【答案】 C【解析】【分析】句意：所有乘客登机前必须接受安全检查。
A. can能够，表示能力；B. may可以，表示许可；C. must必须；D. could可能，可以。
登机前必须安检。
故选C。
【点评】情态动词词义辨析。
以及can、may、must、could四个词的词义和用法。
3．A hard-working man ______ become a great scientist, but a great scientist _______ be a hard-working man.A. can't; canB. may not; mustC. can't; mustD. may not; can【答案】 B【解析】【分析】句意：一个勤奋的人可能不会成为一位伟大的科学家，但是一位伟大的科学家一定是一个勤奋的人。
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人教版英语英语情态动词中考真题含答案解析一、初中英语情态动词1．—Could you go to the bookshop with me? I want to buy The Grass House by Cao Wenxuan.—Sorry, I . I've promised Mum to go home right after school.A. can'tB. couldn'tC. needn'tD. mustn't【答案】 A【解析】【分析】句意：—你能和我去书店吗？我想买一本曹文轩写的《草房子》。
—对不起，我不能去。
我答应我妈妈放学后直接回家了。
在问句中的could表示委婉语气，不是过去式，所以回答时用can't，不能；needn't 不需要；mustn't一定不要，千万别。
结合句意，故选A。
【点评】考查情态动词，回答could提问的时候应使用can。
2．—How amazing this robot is!—Wow, it has video cameras in its eyes, so it “see” and interact with people.A. mayB. canC. mustD. should【答案】 B【解析】【分析】句意：—这个机器人多么惊人啊！—哇，在它的眼睛里有摄像机，因此它能看见和人打交道。
A. may 可以，可能；表示许可，B. can 能；表示能力，C. must 必须；D. should应该；根据it has video cameras in its eyes,可知是有能力看见，故选B。
【点评】考查情态动词辨析。
熟记情态动词的含义和用法。
3．— __________I wear a tie to Janet's birthday party?— No,you needn't. But do remember to bring her a present.A. MustB. ShouldC. NeedD. Can【答案】 A【解析】【分析】句意：——我必须戴领带去参加Jane的生日聚会吗？——不，你不必，但是记住给她带个礼物。
对于must的否定回答是用needn't。
而should应该；need需要；can可以。
所以根据回答可知选A。
【点评】考查情态动词的基本用法。
4．—Life is becoming convenient with the Internet.—That's true! Almost everything ______ be done online.A. mustB. couldC. shouldD. can't【答案】 B【解析】【分析】句意：——生活正随着网络变得方便。
——那是真的。
几乎所有的事情可以在网上完成。
A必须，B可以，C将，D不能。
根据 Life is becoming convenient with the Internet. 生活正随着网络变得方便，可知应该是很多事情可以在网上完成，故选B。
【点评】考查情态动词。
注意理解和掌握情态动词的不同用法。
5．A hard-working man ______ become a great scientist, but a great scientist _______ be a hard-working man.A. can't; canB. may not; mustC. can't; mustD. may not; can【答案】 B【解析】【分析】句意：一个勤奋的人可能不会成为一位伟大的科学家，但是一位伟大的科学家一定是一个勤奋的人。
can't不可能，不会；can可能，能，会；may not 可能不；must 必须，一定；结合句意，可知，第一个空为“可能不”，第二个空为“一定”，故答案为B。
【点评】考查情态动词。
掌握情态动词表推测时的意义和用法。
6．Look at the sign! It says “No Smoking!” You ________ smoke here. It's dangerous.A. mustn'tB. ought not toC. needn'tD. don't have to【答案】 A【解析】【分析】句意：看这个标志！上面写道“禁止吸烟！“你不能抽烟。
这是危险的。
A.mustn't 禁止，不允许；B.ought not to不应该，不应当；C.needn't不必；D.don't have to 不必。
根据“No Smoking!”可知此处禁止吸烟，故答案为A。
【点评】考查情态动词。
掌握情态动词的意义和用法。
7．Teenagers allowed to drive .A. should not beB. should be notC. not should be【答案】A【解析】【分析】句意：年轻人不应该被允许驾车。
Should是情态动词，其否定表达一般在在后面加副词not，故选A。
【点评】此题考查含有情态动词的被动语态的否定形式。
平时注意记忆情态动词的记忆和用法。
8．You be tired after walking for such a long time. Sit down and have a rest.A. canB. can'tC. mustn'tD. must【答案】 D【解析】【分析】句意：走了这么长时间你一定很累了。
坐下休息一下吧。
can能，能够，can't不能，对事物进行否定推测；mustn't一定不是，禁止，must一定，对事物进行肯定推测，根据after walking for such a long time，可以肯定你一定很累，所以是进行肯定推测，情态动词使用must，故选D。
【点评】此题考查情态动词。
弄清每个情态动词的使用规则，根据句意确定所使用的情态动词。
9．—Who it be that is knocking at the door?—It be father, but I'm not sure.A. call; mustB. can; mayC. must; canD. may; must【答案】 B【解析】【分析】句意：——敲门的人可能是谁呢？——他可能是父亲，但是我不确定。
第一空，can可能，表猜测用语疑问句形式，may是表可能；第二空，根据后面的but I'm not sure，可知表示不确定的猜测，应填may，故选B。
【点评】此题考查情态动词辨析。
先弄清每个情态动词的使用规则。
根据上下文的联系确定情态动词的使用。
10．—I wonder if this smart phone is Mary's.—It _______ belong to her. _______ is totally different from this one.A. mustn't; HerB. can't; HerC. can't; HersD. may; Hers 【答案】C【解析】【分析】句意：――我想知道这个智能机是否是玛丽的。
――不可能属于她，她的和这个完全不同。
情态动词表示推测时，用must表示“一定”，用might, could表示“可能”，用can't表示“不可能”。
从句意看，这手机与她的完全不同，故不可能是她的，前面用can't。
形容词性的物主代词后一定有一个被修饰的名词，名词性的物主代词后没有被其修饰的词，本题后没有被修饰的词，用名词性的物主代词，“她的”：hers。
故选C。
11．We don't allow taking magazines out, but you ____________ copy the article you need on the machine over there.A. canB. mustC. shouldD. would【答案】 A【解析】【分析】句意：我们不允许把杂志带出去，但是你可以在那里抄下你需要的文章。
can能，能够，可以；must必须；should应该；would将；此处表示可以，允许，故选A。
【点评】此题考查情态动词辨析。
弄清每个情态动词的使用规则，根据上下文的联系确定所使用的情态动词。
12．— Sorry, I forgot to take money with me. Maybe I can't buy the book you like.— Mum, you ______ worry about it. We can pay by Alipay （支付宝）.A. can'tB. needn'tC. mustn'tD. shouldn't【答案】 B【解析】【分析】句意：——对不起，我忘记带钱了。
也许我不能买你喜欢的书。
——妈妈，你不用担心。
我们可以用支付宝支付。
A. can't不能，指不允许或否定推测；B. needn't 不需，指没必要；C. mustn't不能，表禁止；D. shouldn't不应该，表建议。
根据句意语境，本句是说妈妈不需要担心，故答案为B。
【点评】考查情态动词。
理解句意并掌握情态动词的意义和用法区别。
13．Harry's been driving all day—— he be tired.A. needB. canC. shallD. must【答案】 D【解析】【分析】句意：哈利已经开了一整天车了——他一定累了。
根据句意可知，开了一整天车，所以推测他累是一定的。
所以用情态动词must。
故选D。
14．—Where is George?—He _______ be here just now. His coffee is still warm.A. needB. can'tC. mustD. shouldn't【答案】 C【解析】【分析】句意：——乔治在哪里？——他刚才一定在这里，他的咖啡还是热的。
A. need需要； B. can't 不能，不可能（表示推测）； C. must 必须，一定（表示推测）； D. shouldn't不应该；根据His coffee is still warm.可知表示肯定推测一定在这儿；故答案为C。
【点评】考查情态动词。
掌握情态动词表推测时的意义和用法。