人教版英语英语情态动词知识点总结含答案解析百度文库
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．—You ________? It’s dangerous!—Yes, Mr. Smith!A．must B．could C．mustn’t D．couldn’t【答案】A【解析】【分析】【详解】句意：——你偏要这样吗？太危险了！——是的，史密斯先生！考查情态动词。
must表偏要，非得；could能够，可以；mustn’t不能，表禁止；couldn’t 不可能，表推测。
根据“ It’s dangerous”可知，史密斯先生是反问的语气。
故选A。
2．—I wonder if these are Danny’s glasses?—They ________ be Danny’s. He doesn’t wear glasses.A．may B．can’t C．must D．mustn’t【答案】B【解析】【分析】【详解】句意：——我想知道这是不是丹尼的眼镜？——它们不可能是丹尼的。
他不戴眼镜。
考查情态动词。
may可能；can’t不可能；must必须；mustn’t禁止。
根据下文“He doesn’t wear glasses”可知，此处表否定推断，故A、C选项可排除。
mustn’t意为“禁止”，不表推测，D选项可排除。
故选B。
3．We ________ breathe the same breath and share the same future as Chinese people. A．might B．should C．could D．would【答案】B【解析】【详解】句意：我们要同中国人民同呼吸、共命运。
考查情态动词辨析。
might可能；should应该；could能够；would将。
根据“breathe the same breath and share the same future as Chinese people”可知，应该与中国人民共命运，故选B。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．—Must I wash my clothes at once, mom?—No, you ________. You ________ wash them before 5:00 p.m.A．needn’t; may B．mustn’t; may C．needn’t; need D．mustn’t; must【答案】A【解析】【详解】句意：——妈妈，我必须马上洗我的衣服吗？——不，你不必。
你可以在下午五点前洗。
考查情态动词。
needn’t没必要；may可以，可能；mustn’t禁止；need需要；must必须，一定。
根据“Must I wash my clothes at once, mom?”可知，第一空为Must引导的一般疑问的否定答语，要用needn’t或don’t have to，所以第一空用needn’t；根据“wash them before 5:00 p.m.”可知，没必要现在洗衣服，可以在下午五点前洗，第二空用“may”表示“可以”。
故选A。
2．—Is that Tom over there?—It ________ be him. He is on the plane to Chengdu now.A．can’t B．might not C．must D．mustn’t【答案】A【解析】【详解】句意：——那边的那个人是汤姆吗？——不可能是他。
他现在正在飞往成都的飞机上。
考查情态动词用法。
can’t不可能，表示否定推测；might not可能不，表示把握不大的推测；must肯定，表示肯定推测；mustn’t不要，表示禁止；不允许；根据“He is on the plane to Chengdu now.”可知，汤姆现在正在飞往成都的飞机上，由此说明那边的那个人“不可能”是汤姆，表否定推测。
故选A。
3．—Could I invite my friends to the party on Saturday, Mom?—Of course you ________. That sounds like fun.A．may B．could C．must D．can【答案】D【解析】【分析】【详解】句意：——妈妈，星期六我可以邀请我的朋友去参加聚会吗？——当然你可以，听上去很有趣。
人教版英语常见英语情态动词最全总结含答案解析
人教版英语常见英语情态动词最全总结含答案解析一、初中英语情态动词1．— Dick, ________ I use your e-dictionary? — Yes, sure. ________ you give it to David after you use it?A. will; WouldB. may; MightC. can; CouldD. shall; Should【答案】 C【解析】【分析】句意:一Dick我可用一下你的电子词典吗?一当然可以。
在你用完后你能把它给他David吗？根据句意及题干分析第一空表示请求允许，所以可以用may或can;第二空是表示对别人的请求.所以用could表示更加委婉，故选C。
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．—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。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．It’s quite cold outside. You’d better ________ the windows or the door.A．open B．not to open C．don’t open D．not open【答案】D【解析】【详解】句意：外面很冷。
你最好不要打开窗户或门。
考查固定句型，open v. 开。
had better (not) do sth.最好(不)做某事，根据“It’s quite cold outsi de.”可知应该是最好不要开窗户或门，故选D。
2．—I cannot find my pen. ________ I borrow yours?—Sure.A．Can B．Must C．Should D．Would【答案】A【解析】【详解】句意：——我找不到我的钢笔。
我可以借你的吗？——当然。
考查情态动词辨析。
can可以；must必须；should应该；would将。
根据“I borrow yours”可知，此处应用can表请求允许，希望能借对方的钢笔用一下，故选A。
3．—Is that Miss Liu over there?—No. It ________ be her. She has gone to the USA．A．mustn't B．can't C．won't D．needn't【答案】B【解析】【分析】【详解】句意：——是刘小姐在那边吗？——不是。
那不可能是她。
她去美国了。
考查情态动词。
mustn’t不准；can’t不可能；won’t将不；needn’t没必要。
根据“She has gone to the USA她去美国了”可知那不可能是刘小姐，应用“can’t”表示否定推测。
故选B。
4．—Look, the lady in red ________ be our English teacher.—No, she________be. She is in the office now.A．must; can’t B．can; mustn'tC．may; mustn’t D．shall; can’t【答案】A【解析】【详解】句意：——看，穿红衣服的那位女士一定是我们的英语老师。
人教新目标中考英语常用语法知识——情态动词知识点总结(含答案解析)
一、选择题1．Please let me ________you if you meet trouble.A．help B．to help C．helps D．helping A解析：A【解析】【详解】句意：如果你遇到困难请让我帮助你。
考查固定搭配。
help动词原形；to help动词不定式；helps动词三单；helping动名词。
分析句子可知，此处用于let sb. do sth.结构中，所以用动词原形，故选A。
2．Don’t ________ your glass too _______.A．fill; full B．fill; filled C．full; full D．full; filled A解析：A【解析】【分析】【详解】句意：不要把你的杯子倒得太满。
考查动词和形容词辨析。
fill填充，动词；full满的，形容词。
本句是否定祈使句，前空需用动词，full是形容词，可排除CD两项。
后句too （太）是形容词，修饰形容词或副词。
根据句意语境，可知选A。
3．Don’t________ in the classroom. It’s important ________ quiet when you study. A．talk, keep B．to talk, keep C．talk, to keep D．to talk, to keep C 解析：C【解析】【详解】句意：不要在教室里交谈。
当你学习的时候保持安静是重要的。
talk交谈，原形；to talk交谈，动词不定式；keep保持；原形；to keep保持，动词不定式。
第一空是否定祈使句，其结构是Don’t+动词原形。
排除BD；It’s important+to do sth.表示做某事是重要的。
排除A。
根据题意，故选C。
【点睛】祈使句的否定结构是以“Don”t＋动词原形”开头.例如：Don”t go there,please．请别去那儿.Don”t be late．不要迟到.4．Mike, __________ make any noise, your father is sleeping.A．not B．don't C．won't D．can't B解析：B【解析】【详解】句意：麦克，不要吵闹，你父亲正在睡觉。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．—Can children under the age of 12 go to school by electrical bicycle themselves?—No, according to the law, they ________.A．may not B．needn’t C．mustn’t D．shouldn’t【答案】C【解析】【详解】句意：——12岁以下的孩子能自己骑电动自行车上学吗？——不，根据法律，他们不能。
考查情态动词。
may not可能不；needn’t不需要；mustn’t禁止；shouldn’t不应该。
根据“No, according to the law, they...”可知，根据法律，他们禁止骑电动自行车上学。
故选C。
2．—Is that red schoolbag Mary’s?—It ________ be hers. She hates that color.A．can’t B．may C．might D．mustn’t【答案】A【解析】【分析】【详解】句意：——那个红色书包是玛丽的吗？——不可能是她的。
她讨厌那种颜色。
考查情态动词。
can’t不能；may可以；might或许；mustn’t禁止。
根据“She hates that color.”判断，包不可能是玛丽的，表示否定的推测用can’t be。
故选A。
3．—It’s said that nuclear power will be used to produce electricity in Xianning.—However, nuclear power _________ be very dangerous.A．can B．need C．must D．should【答案】A【解析】【分析】【详解】句意：——据说咸宁将利用核能发电。
——然而，核能源可能非常危险。
人教版英语情态动词(完整版)含解析
人教版英语情态动词(完整版)含解析一、选择题1．－Do you think the rain will stop tomorrow?－_____. It has rained for four days. It’s too wet everywhere.A．I hope not B．I don’t think soC．Don’t worry D．I hope so2．—Anna, can you come to my party tomorrow night?—_________, but I have to stay at home because of the flu.A．I’d love to B．Sounds good C．That’s OK D．Why not 3．—The game is too hard for me. I will certainly lose.—________. You should never say no before you try.A．Forget it! B．Come on! C．I’m sorry.D．Pardon me? 4．—I’m afraid I can’t find the key to the car.—______. I’ll wait for you. We have enough time.A．Hurry up B．All rightC．It is up to you D．Hold your horses5．—Our family will go to Hangzhou for a holiday this summer.—________.A．Well done B．I am glad to hear thatC．Best wishes to you D．Have fun6．—I plan to find a part-time job in the coming summer holiday.—________ It will be a totally different experience.A．See you later. B．You’d better not.C．I’m sorry to know that.D．That sounds like fun.7．— I find it difficult to fall asleep before exams. Could you help me?— ___________. We have helped many students with similar problems.A．No problem B．Come on C．Well done D．What a pity 8．—________.—It’s a pleasure.A．Don’t worry about the task B．Thank you for showing me aroundC．Be careful when you travel D．You’d better get up now9．—I thought I’d try to repair the car myself.— __________ ! You know nothing about the car.A．No way B．You can’t be serious C．I couldn’t agree more D．Don’t change a thing10．—It's a shame to ask you to lend me more money, but. . .— ______ . You really need money to keep on with your education.A．Don't be silly B．Forget it C．No way D．Don't mention it 11．—I’m sorry. That wasn’t of much help.— ________. In fact, it was most helpful.A．Thanks anyway B．It doesn’t matter C．Of course not D．Sure it was12．—I’m so sorry to keep you waiting for me so long.— ________!A．With pleasure. B．Don’t say so C．I don’t think so D．It doesn’t matter 13．—I prefer western food. It’s delicious and good for us.—_______ ? But western food is said to be high in sugar and fat.A．Is that right B．How do you know thatC．Do you really think so D．Who told you that14．—Can I look at the menu for a few more minutes before I decide?—Of course. ________, Sir.A．Make yourself at home B．Enjoy yourself C．It doesn’t matterD．Take your time15．— Could you please clean your room?—_________. I’ll do it at once.A．Yes, sure B．Sorry, I can’t C．It doesn’t matter D．Here you are 16．— What do you think of the movie Mr. Bea ?— ____. It’s very funny.A．I can’t stand it .B．I don’t mind it C．I love it. D．I hate it. 17．—Would you please help me with my spoken English?—__________. First you should know practice makes perfect.A．That’s right B．No problem C．Quite well D．No, thanks 18．— Shall we go to Nanjing Green Expo Park to enjoy the beautiful flowers this afternoon?—________. Let’s go there by bike.A．I think so B．That’s all right C．My pleasure D．Sounds great 19．—I have got a new job as a presenter in the Wenzhou Radio Station!—________.A．Come on B．Good idea C．Congratulations D．All right 20．—Why not take your son to watch the new film A Little Red Flower?—__________.A．Good idea B．No problem C．Good luck D．No way 21．—Do you like cartoons or scary movies?—_______. They can cheer me up.A．Yes, I do B．No, I don't C．Cartoons D．Scary movies 22．—Excuse me, can you give me some water? The cup is empty.—________A．Go ahead. B．My pleasure C．At your service D．You’d better not. 23．—You seem so happy today, Jack.—________? I won the first prize in the singing competition yesterday.A．So what B．How come C．Guess what D．Why not 24．—Susan, will you please go and empty that drawer?— _________ ?A．What for B．What is it C．How is it D．How come 25．—It’s been a wonderful party. Thank you very much?—- ________________.A．With pleasure B．No , thanks C．It’s OK D．I’m glad you enjoyed it .26．—________!—Yes. It sounds gentle and relaxing.A．How good the vegetable soup is B．How exciting the storybook isC．What nice music Ann is playing D．What a beautiful flower Jim keeps 27．—All of Mark Twain’s novels are popular.— ________. Especially The Adventures of Tom Sawyer.A．I can’t agree more B．That’s not the case C．That’s not the point D．Don’t mention it 28．—How would you like your soup?—________.A．Very delicious B．With some tomatoes and eggs, pleaseC．I like it very much D．No, thanks29．—Don’t keep the water running when you brush your teeth.— ________ .A．I hope so B．I’m afraid not C．Sorry, I won’t D．It’s nothing 30．— Why will you take part in the charity walk? You are not good at running at all.— ________. I run to show that I can help others.A．Not exactly B．That’s not the point C．I can’t agree more D．It sounds like a pity 31．—Shall we go to the amusement park right away or the day after tomorrow?—________. Any time will do.A．Excuse me B．Have a good timeC．It’s up to you D．I’m afraid I can’t32．—How do you like coffee, Minnie?—It tastes very terrible. ________.A．I have no idea B．I don’t mind it C．I really can’t stand it D．I can’t afford it 33．— Mr. Smith, I won the first prize in the competition.—______ I think you’ll do better and better.A．Congratulations! B．Good idea! C．That’s all right!D．What a shame! 34．—Oh, my love, you say you have ordered a dozen cups of bubble tea (奶茶)?—________A．Agree. B．Forget it. C．I really do. D．Are you kidding me? 35．—He is too short to be a successful basketball player.—________ Every dog has its day.A．I think so. B．It’s hard to say.C．That’s right.D．You’d better not. 36．— May I have a look at the newspaper China Daily?— Certainly. ________A．Thank you. B．It’s a pity.C．Here you are. D．I’d like to. 37．—I just got a message from Ms. Yang and she said she would come to our meeting this afternoon.— She always has good ideas.A．Why not? B．What a pity! C．Time is up. D．That’ll be very nice. 38．— Mike, are you ready for the coming final exam?— ________. I have prepared it for weeks.A．You bet B．No deal C．Bad luck D．Have fun 39．—Can you tell me how to get to the park?—________—Thank you all the same.A．Show me the map, please.B．Certainly. It’s opposite the museum.C．Sorry, I don’t know. I’m a stranger here.D．Sure. Turn right and go along Rock Road.40．—How about buying that coat?—________. It’s too expensive. I can’t afford it.A．That sounds good B．No way C．Good idea D．What a pity 41．—I wonder if Tenny is doing well in her new school.—________. She is old enough to look after herself well.A．You’re welcome B．Good luck C．It’s a pity D．No need to worry 42．— Wow, what a good smell! Can I have a piece of cake?— ________A．No way. B．Good idea! C．HeIp yourself. D．What a pity! 43．— Would you mind my turning on the TV? The New Year concert has just begun.— ________. Just go ahead.A．Please don’t B．Better not C．Of course not D．I’m afraid not 44．—Mum, Joe has broken a cup!—________. Accidents always happen.A．Pretty good B．Of course C．It doesn’t matter D．That depends 45．—We’ll study in different schools next term. I hope you’ll enjoy your time in the new school!—________A．I’ll take your advice. B．The same to you. C．Congratulations!D．It doesn’t matter.46．— The movie Lost in Russia sends a message about the importance of family.— ________. It reminds me of my parents.A．I hope so B．That’s all right C．You bet D．I don’t think so 47．— Michael was late for Mr. Smi th’s chemistry class this morning.—________? As far as I know, he never came late to class.A．So what B．Why not C．How come D．Who cares 48．— Are you feeling any better now after taking the medicine?—________. I’m feeling even worse.A．You got it B．Never mind C．Sorry to hear that D．Quite the opposite49．—Another Friday! Let’s go to see the play tonight.—________ I will book the tickets online.A．My pleasure. B．That’s right.C．Why not? D．Never mind. 50．—I love the Internet. I’ve come to know many friends on the net.—________. Few of them would become your real friends.A．I can’t agree more B．I’m pleased to know thatC．That’s for sure D．That’s not the case【参考答案】***试卷处理标记，请不要删除一、选择题1．D【解析】试题分析：I hope not我希望不是，I don’t think so我不认为这样，Don’t worry不要担心，I hope so我希望如此。
人教版中考英语情态动词用法总结(完整)含解析
人教版中考英语情态动词用法总结(完整)含解析一、选择题1．I ________ hear you clearly. Would you please repeat it?A．mustn’t B．can’t C．needn’t D．shouldn’t 2．Don’t cross the road until the traffic lights turn green. A car_______hit you.A．need B．may C．should D．must3．You ________ be careful with the camera. It costs!A．can B．will C．should D．may 4．—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 5．Sorry, smoking is not allowed here. If you ________ , you will be fined according to the rules. A．can B．will C．may D．must 6．—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 7．—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 8．—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’t9．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．need 10．—Dad, must we wait until the light becomes green?—Yes, I am af raid we ________. That’s the traffic rule.A．may B．can C．have to D．need 11．Exercise is helpful but it ________ be regular (规律的) exercise.A．must B．may C．can D．need 12．—May I have some wine to drink?—No, you ________. You have to drive home later.A．mustn’t B．needn’t C．can’t D．may not 13．—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 14．—Mum, I bought some strawberries on my way home.—Oh, you’re so sweet. But the strawberries ________ be put into the fridge for freshness. A．must B．can C．may D．need15．— Mom, must I clean my room now?— No, you ________. You can do it after dinner.A．needn’t B．mustn’t C．shouldn’t D．can’t16．— 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 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．—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't19．---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．will20．You ______ pay too much attention to your pronunciation, as it is so important in the oral （口头的） test.A．shouldn’t B．mustn’t C．can’t D．needn’t 21．—Shall we go camping this summer holiday?—Nothing________be better.A．should B．could C．must D．may 22．—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 23．—Ready? Let’s get started, Martin.— Swimming? I just ________ get used to it in winter.A．can’t B．needn’t C．mustn’t D．shouldn’t 24．Dr. Zhong Nanshan once said, "To prevent the spread of this disease, we________never be too careful."A．can B．may C．must D．should25．You'd better __________ hard from now on, __________ you will fail the exam. A．work; and B．working; or C．working; and D．work; or 26．— 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’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’t28．To avoid ________, we’d better ________ the parents’ meeting onlin e.A．gather; hold B．gathering; hold C．gather; holding D．to gather; to hold 29．— 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．shouldn’t 30．—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 31．—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’t32．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 33．According to the rule, used batteries ________ be dropped in the red bin for harmful wastes. A．may B．would C．should D．might34．You _________ smoke here! Look at the sign. It says "No smoking".A．needn't B．mustn't C．can D．may35．— 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．must36．—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’t37．—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 mend38．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 39．—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．need40．—Will Jim come to Yangzhou for a holiday?—He ________come and it depends on how much homework he will have.A．may B．should C．must D．need41．—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 newssoon.A．can B．should C．need D．must42．When people are waiting at the zebra crossing, cars and buses ________ wait and let them go first.A．must B．may C．can D．need43．—Will 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．may44．—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 45．Cars ________ give way to walkers on some roads in Binhai, or the drivers will be fined. A．may B．will C．can D．must46．You’ve got an A in the maths test again. You ________ be good at it.A．can B．may C．must D．should 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．—The article says that a person’s animal sign decides his personality.—You ________ read it for fun, but don’t believe in that.A．can B．must C．shouldn’t D．needn’t 49．—How beautiful the winter jasmines (迎春花) are!—Yes. These golden-yellow flowers ________ be widely seen in my city in March.A．must B．can C．would D．should 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．B解析：B【详解】句意：我听不清你说什么。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．We ________ see which way to go if the stars do not twinkle（闪耀）so.A．can not B．should not C．must not D．need not【答案】A【解析】【分析】【详解】句意：如果星星不这样闪烁，我们就不能看见往哪个方向走。
考查情态动词。
can not不能；should not不应该；must not不必、不允许；need not不需要。
根据“if the stars do not twinkle（闪耀）so.”结合“We … see which way to go”，可知如果星星不这样闪烁，我们就不能看见往哪个方向走，因此用can not“不能”，故选A。
2．—I cannot find my pen. ________ I borrow yours?—Sure.A．Can B．Must C．Should D．Would【答案】A【解析】【详解】句意：——我找不到我的钢笔。
我可以借你的吗？——当然。
考查情态动词辨析。
can可以；must必须；should应该；would将。
根据“I borrow yours”可知，此处应用can表请求允许，希望能借对方的钢笔用一下，故选A。
3．— Must I finish the homework today, Mr. Brown?— No, you ________. You can finish it in two days.A．can’t B．mustn’t C．needn’t【答案】C【解析】【详解】句意：——布朗先生，我必须今天完成作业吗？——不，你不必。
你可以在两天内完成它。
考查情态动词。
can’t不可能；mustn’t禁止；needn’t不必。
must引导的一般疑问句，否定回答用don’t have to或needn’t，故选C。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．—What are you going to do tomorrow?—I’m not sure. I ________ make a trip to Hangzhou with my girl friend.A．may B．can C．will D．must【答案】A【解析】【详解】句意：——你明天打算做什么？——我不确定。
我可能和我的女朋友去杭州旅行。
考查情态动词。
may可能；can能；will将要；must必须。
由“I’m not sure.”我不确定，可知这里表示“可能去旅行”，用may表示“可能性”的推测。
故选A。
2．—I cannot find my pen. ________ I borrow yours?—Sure.A．Can B．Must C．Should D．Would【答案】A【解析】【详解】句意：——我找不到我的钢笔。
我可以借你的吗？——当然。
考查情态动词辨析。
can可以；must必须；should应该；would将。
根据“I borrow yours”可知，此处应用can表请求允许，希望能借对方的钢笔用一下，故选A。
3．—We’ve got everything ready for the picnic.—Do you mean I ________ bring anything with me?A．can’t B．needn’t C．couldn’t D．mustn’t【答案】B【解析】【详解】句意：——我们已经为野餐做好了一切准备。
——你的意思是我不需要带任何东西吗？考查情态动词。
can’t不能；needn’t不需要；couldn’t不能；mustn’t不允许。
根据上句说已经准备好了一切，可推测说话者的意思是不需要带任何东西了。
故选B。
4．Our teacher often suggests we ________ on both sides of the paper.A．write B．writes C．writing D．to write【答案】A【解析】【详解】句意：我们老师经常建议我们在纸的两面写字。
九年级人教版英语情态动词用法总结(完整)及解析
九年级人教版英语情态动词用法总结(完整)及解析一、选择题1．-Do you mind telling me how to use this function? - . It’s easy. Just double-click on the “Pencil” icon.A．No, not at all B．Of course, I doC．Yes, I do D．Yes, I don’t2．—Are you going to offer some masks and alcohol wet wipes (酒精湿巾) to the people in the village?—________ They are in great need of these things.A．What a shame! B．Why not? C．Why me? D．What's wrong? 3．—I plan to find a part-time job in the coming summer holiday.—________ It will be a totally different experience.A．See you later. B．You’d better not.C．I’m sorry to know that.D．That sounds like fun.4．— I find it difficult to fall asleep before exams. Could you help me?— ___________. We have helped many students with similar problems.A．No problem B．Come on C．Well done D．What a pity 5．—I’m afraid I can’t get good grades in the P.E. exam.—________! Train as much as you can.A．Well done B．Keep trying C．Enjoy yourself D．Be careful 6．— I am so sorry to keep you waiting for such a long time.— ________.A．Please shut up B．It’s your mistake C．It doesn’t matter D．Don’t explain it 7．—I’m afraid I can’t do well in the sports meeting. I might let my classmates down.—_______. You don’t need to push yourself too hard.A．It’s a pleasure B．What a pity C．Take it easy D．Y ou’re welcome 8．—Amazingly, I've managed to finish the project by myself.—___________I told you it was easyA．With pleasure. B．Guess what? C．There you are! D．It doesn’t matter 9．–This box is too heavy for me to carry upstairs.–__________A．You may ask for help B．I’ll give you a handC．Please do me a favor D．I’d come to help10．—I’m sorry. That wasn’t of much help.— ________. In fact, it was most helpful.A．Thanks anyway B．It doesn’t matter C．Of course not D．Sure it was 11．—It’s been a wonderful p arty. Thank you very much?—- ________________.A．With pleasure B．No , thanks C．It’s OK D．I’m glad you enjoyed it .12．—Liz, I’d like to take a week’s holiday.—________. We’re as busy as a bee.A．Go ahead B．With pleasure C．Forget it D．That’s right 13．— What do you think of the movie Mr. Bea ?—____. It’s very funny.A．I can’t stand it .B．I don’t mind it C．I love it. D．I hate it. 14．—Don’t forget to keep safe distance (距离) at least one meter, Mike!—________A．Sorry, I won’t.B．No, I can’t do it.C．Not at all. D．I hope not. 15．—Lucy, can you help me with my history?—________. I am good at it.A．With pleasure B．I’m afraid not C．Sorry, I can’t D．No way 16．—I have got a new job as a presenter in the Wenzhou Radio Station!—________.A．Come on B．Good idea C．Congratulations D．All right 17．—TV says there will be a heavy rain tomorrow.—________. I planned to go climbing with my friend.A．Bad luck B．I hope so C．Good idea D．I don’t mind 18．—Do you like cartoons or scary movies?—_______. They can cheer me up.A．Yes, I do B．No, I don't C．Cartoons D．Scary movies 19．—You seem so happy today, Jack.—________? I won the first prize in the singing competition yesterday.A．So what B．How come C．Guess what D．Why not 20．—Susan, will you please go and empty that drawer?— _________ ?A．What for B．What is it C．How is it D．How come 21．—I’m going hiking this afternoon. Would you like to go with me?—______, but I must finish my homework first.A．Sorry, I don’t B．That’s right C．I’d love to D．Not at all 22．—Jim seems to be in low spirits. ________?—No one liked his plan. All his efforts were useless.A．Guess what B．What about him C．So what D．What happened 23．—________. Where’s the nearest supermarket?—Oh, it’s about 300 meters away, next to a park.A．Thank you B．Excuse me C．Come on D．That’s OK 24．—Anna, can you come to my party tomorrow night?—_________, but I have to stay at home because of the flu.A．I’d love to B．Sounds good C．That’s OK D．Why not 25．－Do you think the rain will stop tomorrow?－_____. It has rained for four days. It’s too wet everywhere.A．I hope not B．I don’t think soC．Don’t worry D．I hope so26．—I’ll have a chemistry exam tomorrow.—________!A．Well done B．Congratulations C．You’re welcome D．Good luck 27．—Would you mind if I open the window?—_______.We need fresh air.A．Not at all B．Yes, of course C．You’d better not D．That’s all right 28．—I find it really unwise to go travelling during May Day holiday.—________! Wherever you go, it’s crowded with cars and people.A．Not exactly B．Forget it C．You said it D．It depends 29．—Only those who have a lot in common can get along well.—________ Opposites sometimes attract.A．I think so. B．I don’t think so.C．I don’t care.D．I hope so. 30．—Only those who have a lot in common can get along well.—________. Opposites sometimes attract.A．I think so B．I don’t think so C．I don’t care D．I hope so 31．— May I have a look at the newspaper China Daily?— Certainly. ________A．Thank you. B．It’s a pity.C．Here you are. D．I’d like to. 32．—Hi, everybody! Here is the music.—________. Let’s dance to the music.A．That’s no good B．Here we go C．That’s a shame D．Have a good time 33．— Do you think Steve will pass the exam this time?— ________! He spends most of his time playing games on the phone.A．Promise B．No way C．Well done D．No problem 34．—________!—Yes. It sounds gentle and relaxing.A．How good the vegetable soup is B．How exciting the storybook isC．What nice music Ann is playing D．What a beautiful flower Jim keeps 35．—How about buying that coat?—________. It’s too expensive. I can’t afford it.A．That sounds good B．No way C．Good idea D．What a pity 36．—I wonder if Tenny is doing well in her new school.—________. She is old enough to look after herself well.A．You’re welcome B．Good luck C．It’s a pity D．No need to worry 37．—Our family will go to Hangzhou for a holiday this summer.—________.A．Well done B．I am glad to hear thatC．Best wishes to you D．Have fun38．— Wow, what a good smell! Can I have a piece of cake?— ________A．No way. B．Good idea! C．HeIp yourself. D．What a pity! 39．—Can you tell me how to get to the park?—________—Thank you all the same.A．Show me the map, please.B．Certainly. It’s opposite the museum.C．Sorry, I don’t know. I’m a stranger here.D．Sure. Turn right and go along Rock Road.40．— Would you mind my turning on the TV? The New Year concert has just begun.— ________. Just go ahead.A．Please don’t B．Better not C．Of course not D．I’m afraid not 41．—I prefer to chat online. I’ve got to know many friends on the Internet.—________. Few of them would become your real friends.A．I can’t agree more B．I’m pleased to know thatC．That’s for sure D．That’s not the case42．—We’ll study in different schools next term. I hope you’ll enjoy your time in the new school!—________A．I’ll take your advice. B．The same to you. C．Congratulations!D．It doesn’t matter.43．— The movie Lost in Russia sends a message about the importance of family.— ________. It reminds me of my parents.A．I hope so B．That’s all right C．You bet D．I don’t think so 44．—Michael was late for Mr. Smith’s ch emistry class this morning.—________? As far as I know, he never came late to class.A．So what B．Why not C．How come D．Who cares 45．— Are you feeling any better now after taking the medicine?—________. I’m feeling even worse.A．You got it B．Never mind C．Sorry to hear that D．Quite the opposite 46．— I guess you want to play tennis in the park this afternoon.—_______. That’s exactly what I was thinking just now.A．It’s up to you B．Of course not C．You read my mind D．It’s hard to say 47．—Can I look at the menu for a few more minutes before I decide?—Of course. ________, Sir.A．Make yourself at home B．Enjoy yourself C．It doesn’t matterD．Take your time48．—I’m so sorry to keep you waiting for me so long.— ________!A．With pleasure. B．Don’t say so C．I don’t think so D．It doesn’t matter 49．—I just got a message from Ms. Yang and she said she would come to our meeting this afternoon.— She always has good ideas.A．Why not? B．What a pity! C．Time is up. D．That’ll be very nice. 50．—I’ll be away on a busin ess trip. Would you mind looking after my cat?—Not at all. ________.A．It’s my pleasure B．I’d rather not.C．I’d like it.D．With pleasure.【参考答案】***试卷处理标记，请不要删除一、选择题1．A【解析】本题考查的是情景反应.根据意思可知答案为A解析：A【解析】本题考查的是情景反应.根据意思可知答案为A2．B【详解】句意：——你准备给村里的人提供口罩和酒精湿巾吗？——为什么不呢？他们非常需要这些东西。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．It’s raining all day, so I _________ stay at home.A．must B．have to C．must to D．can【答案】B【解析】【分析】【详解】句意：整天都在下雨，所以我不得不待在家。
考查情态动词。
must必须（主观上）；have to不得不（客观上）；must to错误结构；can 能。
根据“It’s raining all day”可知这是客观条件下“不得不待在家”。
故选B。
2．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【答案】C【解析】【分析】【详解】句意：我们青少年应该有梦想。
有梦想和努力，任何惊人的事都能被创造。
考查情态动词。
may可能；can能够；should应该；might可能；has to不得不；must必须。
第一个空表示“应该”，用should；第二个空表示能力，用can。
故选C。
3．— I saw Tom in the playground just now.— It ________ him. He has gone to Beijing on business.A．may not be B．can’t be C．must be D．shouldn’t be【答案】B【解析】【详解】句意：——我刚才看见汤姆在操场上。
——不可能是他。
他去北京出差了。
考查情态动词。
may not be可能不是；can’t be不可能是；must be一定是；shouldn’t be不应该是。
根据后文“He has gone to Beijing on business”（他去北京出差了）可知，操场上的人不可能是汤姆。
英语情态动词用法的完整总结与解释
英语情态动词用法的完整总结与解释情态动词是英语中具有独特功能的一类动词，它们可以用来表达说话者对说话内容的态度、看法、意愿等。
在日常英语交流中，情态动词的使用频率很高，掌握好情态动词的用法是提高英语交流能力的重要一步。
下面是英语情态动词的用法总结：情态动词的基本概念情态动词是一类特殊的助动词，可以用来表示说话人对某种事情的判断、态度、建议、推测、命令等语气。
它们和其他动词不同，没有人称和数的变化，也没有时态。
英语中常用的情态动词有：can, could, may, might, will, would, shall, should, ought to, must等。
情态动词的用法1. 表示能力、许可和请求- can和could表示能力，能够做某事。
- He can swim.（他会游泳。
）- may和might表示许可，允许或请求。
- May I use your pen?（我能用你的笔吗？）- would you mind和could you possibly表示请求，请求对方做某事。
- Would you mind closing the window?（你能帮我关一下窗户吗？）2. 表示推测、可能性和相信- may和might表示推测或可能性。
- I may be late for the meeting.（我可能会迟到开会。
）- must表示非常肯定或有把握。
- It must be cold outside.（外面一定很冷。
）3. 表示建议和义务- should和ought to表示应该，有义务。
- We should wash our hands before meals.（我们应该饭前洗手。
）- had better和would rather表示建议。
- You had better hurry up.（你最好快点。
）4. 表示命令和禁止- will和shall表示命令。
- You will leave a message.（你必须留言。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．If you don’t feel well, you may just ________.A．stopped reading B．stop reading C．stopped to read D．stop to read【答案】D【解析】【详解】句意：如果你感觉不舒服，你可以停下来去读会书。
考查stop的用法，观察句子，情态动词后应该接动词原形，排除选项A/C。
stop to dosth“停下来去做某事”，stop doing sth“停止正在做的事情”，根据“If you don’t feel well”，可知感觉不舒服应该是停下正在做的去阅读，故选D。
2．—________ I come in, sir?—Yes, please.A．Need B．May C．Might D．Must【答案】B【解析】【详解】句意：——先生，我可以进来吗？——可以，请进。
考查情态动词辨析。
Need需要；May可以；Might也许；Must必须。
根据答句“Yes, please.”可知，对方同意我进来，所以此处使用may表示请求允许。
故选B。
3．—May I swim here?—No, you ________. It’s dangerous here. I suggest ________ to the indoor swimming pool. A．can’t, go B．mustn’t, to go C．mustn’t, going【答案】C【解析】【分析】【详解】句意：——我可以在这里游泳吗？——不，你不能。
这里很危险。
我建议去室内游泳池。
考查情态动词和固定搭配。
can’t不可以；mustn’t禁止。
根据“It’s dangerous here.”可知，不可以在这里游泳，因此can’t/mustn’t都符合句意；再者根据固定搭配“suggest doing sth.”可知，going符合句意，结合选项，C符合句意。
初中英语情态动词详细用法归纳(含练习及答案)
初中英语情态动词详细用法归纳（含练习及答案）情态动词有具体的词义, 但也同助动词一样, 需要与其他词语一起构成句子的谓语, 另外情态动词没有人称和数的变化, 情态动词后必须跟动词原形。
1.ca.的用法:（1）.表示能力、许可、可能性.表示能力时一般译为“能、会”.即有种能力, 尤其是生来具备的能力.如：Sh.ca.swi.fast.bu..can’.. 她能游得很快, 但我不能。
.ca.se.wit.m.eyes.我用眼睛看。
could是can的过去式。
表示过去的能力.b.abl.t.d.sth.常常指经过努力，花费了时间和劳力之后才能做到某事。
is/am/ar.abl.t.d.sthwas/were able to do sth.（2）.表示许可, 常在口语中。
如: .m.dictionary..你可以用我的字典。
（3）.表示推测, 可能性, 意为“可能”.常用于否定句和疑问句中.此时can’.译为.不可能”.如：Ca.th.new.b.true.这个消息会是真的吗？—Ca.i.b.ou.teacher?那个人有可能是我们老师吗？—No.i.can’.b.ou.teacher.H.i.o..visi.t.th.Grea.Wall.不可能。
咱们老师正在游览长城呢。
【例题】—.thin.Mis.Ga.mus.b.i.th.library.Sh.sai.sh.woul.g.there.—No.Sh.__b.there..hav.jus.bee.there..A.can’.B.mustn’.C.needn’.D.wouldn’t【解析】根据下文“我刚去过那儿”可知, 应为“不可能”, can’t 表示推测[答案] Acould的用法:（1）.can的过去式, 意为.能.会”, 表示过去的能力。
如: H.coul.writ.poem.whe.h.wa.10. 他十岁时就会写诗。
（2）.could在疑问句中, 表示委婉的语气, 此.coul.没有过去式的意思。
英语情态动词用法总结(完整)(1)
英语情态动词用法总结(完整)(1)一、单项选择情态动词1．We ________ take clean drinking water for granted. One day we may run out of it. A．needn't B．can'tC．won't D．shouldn't【答案】D【解析】【详解】考查情态动词。
句意：我们不应该把拥有洁净的饮用水看作是理所当然的。
也许有一天，我们会用完它。
shouldn't“不应该”，符合句意。
needn't不必；can't不可能；won't将不。
故选D。
2．---Hi, Johnson, any idea where Susan is?---It is class time, so she __________ in the classroom now.A．can be B．must have beenC．might have been D．should be【答案】D【解析】考查情态动词的用法。
A. can be可能，可以是；B. must have been一定（对过去事实肯定的推测）；C. might have been可能（对过去事实肯定的推测）；D. should be应该是。
句意：—知道苏珊在哪里吗？—现在是上课时间，她应该在教室里。
故答案选D。
3．He is a bad-tempered fellow, but he ________ be quite charming when he wishes.A．shall B．shouldC．can D．must【答案】C【解析】【详解】考查情态动词辨析。
句意：他是个脾气不好的家伙，但当他希望自己有魅力的时候，他可以变得相当可爱。
此处表示“能、可以”，故C项正确。
4．The room is so clean. He ________ have cleaned it yesterday evening.A．will B．needC．can D．must【答案】D【解析】【详解】考查情态动词表推测。
人教版七年级上册英语情态动词分类及用法+练习
人教版七年级上册英语情态动词分类及用法+练习一、情态动词的定义与分类情态动词（Modal Verbs）是英语中一类特殊的动词，用来表达情感、态度、能力、推测等含义。
情态动词可以单独使用，也可以与其他动词搭配使用，帮助构成各种句子结构。
是英语中一类特殊的动词，用来表达情感、态度、能力、推测等含义。
情态动词可以单独使用，也可以与其他动词搭配使用，帮助构成各种句子结构。
根据其用法和含义的不同，情态动词可以分为以下几类：1. 表达能力的情态动词：can、could表达能力的情态动词：can、could- Can和could表示某人具有某种能力或可能性，并且可用于过去、现在和未来时态。
- 例如：- I can speak English fluently.（我能够流利地说英语。
）- She could swim when she was five years old.（她五岁时就会游泳了。
）2. 表示推测的情态动词：may、might表示推测的情态动词：may、might- May和might表示推测、猜测，并且表示可能性。
- 例如：- He may be at home.（他可能在家。
）- They might arrive late.（他们可能会迟到。
）3. 表示允许和许可的情态动词：may、can表示允许和许可的情态动词：may、can- May和can可以用来表示允许或许可。
- 例如：- Can I have some water, please?（请给我一些水好吗？）4. 表示义务和建议的情态动词：must、should表示义务和建议的情态动词：must、should- Must表示义务，表示某事必须要做。
- Should表示建议，表示某事是应该要做的。
- 例如：- You must finish your homework before you go out.（你必须在出门前完成作业。
）- You should drink more water.（你应该多喝水。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．By the time she was eight, Daisy ________ read English and French.A．must B．need C．could D．may【答案】C【解析】【详解】句意：在Daisy八岁的时候，就可以读英语和法语了。
考查情态动词。
must必须；need需要；could能，会；may可以。
根据“By the time she was eight,”可知，是一般过去时态，从句和主句的时态保持一致，此处是会说英语和法语，用情态动词can的过去式could，故选C。
2．—Miss Chen, how can I get better grades in exams?—Besides by learning wisely and studying hard, you ________ be careful to check papers again. A．can’t B．might C．must【答案】C【解析】【详解】句意：——陈老师，我怎样才能在考试中取得更好的成绩呢？——除了明智地学习和努力学习之外，你必须仔细检查卷子。
考查情态动词。
can’t不能；might可能；must必须，一定。
根据“Miss Chen, how can I get better grades in exams?”及常识可知想要取得考成绩就一定要仔细检查试卷，用must符合语境。
故选C。
3．— Ann, ________ you finish the e-mail in twenty minutes?— Yes, I can.A．can B．must C．need D．should【答案】A【解析】【详解】句意：——安，你能在20分钟内写完邮件吗？——是的，我能。
考查情态动词。
can能够；must一定；need需要；should应该。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．Tom, you ________ cross the road now. The traffic light is still red.A．couldn’t B．wouldn’t C．mustn’t D．needn’t【答案】C【解析】【详解】句意：汤姆，你现在不能过马路。
交通灯仍然是红色的。
考查情态动词。
couldn’t不能够；wouldn’t不会；mustn’t禁止，一定不；needn’t不必。
根据“The traffic light is still red.”可知红灯亮时禁止过马路。
故选C。
2．—Must I return the book this week?—No, you ________. You can ________ it for 20 days.A．mustn’t; keep B．needn’t; borrow C．don’t have to; keep D．mustn’t; lend【答案】C【解析】【详解】句意：——我必须在本周还书吗？——不，你不必这样做。
您可以借20天。
考查情态动词的一般疑问句。
在以must开头的一般疑问句，肯定回答用must；否定回答用need’t或者don’t have to，故排除A和D。
第二空根据“it for 20 days.”可知该空是延续性动词，borrow是短暂性动词，因此排除B。
故选C。
3．In China, all passengers ________ wear protective masks while using public transport. A．should B．need C．can D．must【答案】D【解析】【分析】【详解】句意：在中国，所有乘客在乘坐公共交通工具时必须佩戴防护口罩。
考查情态动词。
should应该；need需要；can可以；must必须。
根据“wear protective masks”和生活常识可知，是必须要佩戴防护口罩，因此must符合句意。
英语情态动词含答案解析
英语情态动词含答案解析一、情态动词单项选择题1．—May I watch TV now, Mom?—No. You ________ finish your online class first.A．must B．may C．can【答案】A【解析】【详解】句意：——妈妈，我现在可以看电视吗？——不。
你必须先完成在线课程。
考查情态动词。
must必须；may可能；can可以，能够。
根据“No.”可知不允许对方看电视，应是必须先上完网课，用must符合语境。
故选A。
2．Life is like riding a bike. To keep our balance, we ________ keep moving.A．needn’t B．can C．must【答案】C【解析】【详解】句意：人生就像骑单车。
为了保持平衡，我们必须不断前进。
考查情态动词。
needn’t不必；can可以；must必须。
根据“Life is like riding a bike.”结合常识可知骑单车时为保持平衡必须不断前进，用must符合语境。
故选C。
3．—Listen! I think it ________be Mr. White singing in the office.—No. It ________ be him. He left for London just now.A．must; mustn’t B．may; mustn’t C．must; can’t D．can; can【答案】C【解析】【详解】句意：——听，我认为那一定是怀特先生在办公室唱歌。
——不，不可能是他，他刚刚去伦敦了。
考查情态动词表猜测的用法。
must一定，表示肯定猜测；mustn’t禁止，不能用来表示猜测；may可能，表示不确定；can可能，表示不确定；can’t不可能，表示否定猜测。
此题关键看答句：根据“He left for London just now.”可知他去伦敦了，所以那个唱歌的人不可能是怀特先生，要用can’t，故选C。
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人教版英语英语情态动词知识点总结含答案解析百度文库一、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．—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．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。
4．—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。
5．— 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……。
根据后文的依据，可知是否定猜测，故选A6．—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。
7．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。
8．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。
9．—He be in the classroom,I think.—No, he be in the classroom. I saw him go home a minute ago.A. can； may notB. must； may notC. may； mustn'tD. may； can't 【答案】 D【解析】【分析】句意:——我认为他可能在教室里。
——不，他肯定没有在教室里，我刚才看到他回家了。
must,can（could）,may（might）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 （might）,表示可能性猜测，可能……根据I think,可知把握较小，根据I saw him go home a minute ago.可知第二句把握大，故选D。
10．—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。
11．— We've ordered too much food. I eat any more.—Never mind. Let' take it home.A. can'tB. mustn'tC. needn'tD. shouldn't【答案】 A【解析】【分析】句意：——我们已经点了太多的食物，我不能再吃了。
——没关系，我们带回家吧。
can't不能；mustn't必须不；一定不要；needn't不必；shouldn't不应该。
根据句意可知选Ａ。
【点评】考查情态动词辨析。
12．— __________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。
13．— 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。
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。