外研版英语英语情态动词用法总结及答案解析百度文库
英语情态动词的用法

初中英语情态动词详细用法归纳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. can 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,此时may 和must 均不可代替它。
如:She can swim fast, but I can’t . 她能游得很快,但我不能。
I can see with my eyes. 我用眼睛看。
(2).表示许可,常在口语中。
如:You can use my dictionary. 你可以用我的字典。
(3).表示推测,意为“可能”,常用于否定句和疑问句中,此时can’t 译为“ 不可能”。
如:Can the news be true? 这个消息会是真的吗?—Can it be our teacher?那个人有可能是我们老师吗?—No, it can’t be our teacher. He is on a visit to the Great Wall.不可能。
咱们老师正在游览长城呢。
【例题】—I think Miss Gao must be in the library. She said she would go there. —No. She __be there, I have just been there. A.can’t B.mustn’t C.needn’t 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] A2. could的用法:(1).can的过去式,意为“ 能、会”,表示过去的能力。
如:He could write poems when he was 10. (2). could 在疑问句中,表示委婉的语气,此时 could 没有过去式的意思。
如:Could you do me a favour? 你能帮我个忙吗?—Could I use your pen? 我能用一下你的钢笔吗? —Yes, you can.可以。
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。
英语情态动词用法总结(完整)

英语情态动词用法总结(完整)一、单项选择情态动词1.--- Difficulties always go with me!--- Cheer up! If God closes door in front of you, there be a window opened for you. A.must B.wouldC.could D.can【答案】A【解析】【详解】考查情态动词辨析。
句意:——困难总是伴随着我!——高兴点! 如果上帝在你面前关上了门,一定有一扇窗户为你打开。
A. must必须;B. would将要;C. could能,会;D. can能,会。
must表示对现在的状态推测时,意为“一定”,表示可能性很大的推测。
符合语境。
故选A。
【点睛】1) must用在肯定句中表示较有把握的推测,意为"一定"。
2) must表对现在的状态或现在正发生的事情的推测时, must 后面通常接系动词be 的原形或行为动词的进行式。
3) must 表示对已发生的事情的推测时,must 要接完成式。
4) must表示对过去某时正发生的事情的推测,must 后面要接完成进行式。
5) 否定推测用can't。
本句中的。
must表示对现在的状态推测时,意为一定,表示可能性很大的推测。
符合第2点用法。
2.Paul did a great job in the speech contest. He many times last week.A.need have practised B.might practiseC.must have practised D.could practise【答案】C【解析】【详解】考查情态动词。
句意:保罗在演讲比赛中表现得很好。
他上星期一定练习了很多次。
must have done是对过去发生的动作最有把握的猜测,意思是“一定”。
故C选项正确。
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。
情态动词的用法(附练习及参考答案)

情态动词的用法(附练习及参考答案)情态动词情态动词有can (could), may (might), must, have to, shall (should, will (would), dare (dared), need (needed), ought to 等。
情态动词无人称和数的变化;不能单独使用,必须与其后的动词原形构成谓语。
一、情态动词的基本句型肯定句:主语+情态动词+动词原形+......You can sleep here.否定句:主语+情态动词+not+动词原形+......You can’t sleep here.疑问句:情态动词+主语+动词原形+......Can I sleep here.二、情态动词的意义must“必须”; can/could“能,会”; may/might “可以”; should“应该”; would“愿,要”; have to“不得不”; need“需要”can 表示能力,意为―能会,表示推测,意为―可能,常用于否定句和疑问句中表示请求,允许,意为―可以could 是can 的过去式,意为―能、会,表示过去的能力在疑问句中表示委婉请求may 表示请求、许可,意为―可以表示推测,常用于肯定句中,意为―可能、也许might 是may的过去式,表推测,常用于肯定句中,意为―可能、也许must 表示主观看法,意为―必须、应该,表有把握的推测,用语肯定句Need \表示需要、必须,主要用于否定句和疑问句中dare 表示敢于,主要用于否定句和疑问句中should 意为―应该,表示要求和命令表示劝告、建议had better 意为―最好,表示建议used to意为―过去常常,表示过去的动作、行为考点一情态动词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,另外情态动词没哟人称和数的变化,情态动词后必须跟动词原形。
三、情态动词的基本用法1. can 的用法(1)表示能力、许可、可能性。
期末语法复习五:情态动词、祈使句(知识点+习题) 22-23外研版八年级英语上册

electronic bikes.
A. Keep
В.To keep
C. Keeping
D. Kept
12.---Must I stay here with you, Mum?
---No, you ______ You may go home now, but you ______ go to the Internet
Cafe.
A. mustn't; needn't
B. needn't; mustn't C. must; need D. need; must
13. It's rather windy today. Put on some warm clothes, ________ you'll catch a
В. needn't
C. mustn't
D.can’t
3.-_______the endangered animals from now on, or they will die out one day.
-Yes, you are right.
A. Protecting B. To protect
C. Protect
【例】 Stop! 停下来! Cut up these bananas.把这些香蕉切碎。
(2)Be型:Be+表语(+其他)! 【例】Be a good boy!做一个好孩子!
(3)Let型:Let+宾语+动词原形(+其他). 【例】Letmehelpyou.让我来帮你。
(4)No+ v.-ing 形式/名词! 【例】 No smoking!禁止吸烟! No photos!不准拍照!
外研版八年级英语上册情态动词专题复习

Where shall we go for our holidays? _W__e__c_o_u_ld__g_o_t_o__F_r_a_n_c_e_. _________(法国) What shall we have for dinner tonight? _W__e__c_o_u_ld__h_a_v_e_f_i_sh__. ____________(吃鱼) What shall I give Ann for her birthday? _Y__o_u_c_o_u_l_d_g_i_v_e_h__er__a_b_o_o_k_._______(书) When shall I phone Diana? _Y__o_u_c_o_u_l_d_p__h_o_n_e_h_e_r__n_o_w_._______(现在)
A. may not B. mustn’t C. couldn’t D. needn’t
疑问句:? ➢ Why must you always be finding fault with me? ➢ If you must smoke, at least you could use an
ashtray(烟灰缸).
—Oh, I see.We _______ waste water.
A. can B. must C. mustn’t 否定句:禁止,严禁
D. needn’t
( )2.Children _______ play on the road or in the street.
It is dangerous.
4. Whatever you do, you _m_u_s_t_n’_t touch the switch. It’s very dangerous.
外研版完整版英语情态动词用法总结(完整)

外研版完整版英语情态动词用法总结(完整)一、选择题1.Our Chemistry teacher always tells us we ________ be too hardworking before the exams. A.mustn’t B.shouldn’t C.needn’t D.can’t2.To my joy, we_________ go to the bank. Mary has lent us some money.A.shouldn’t B.needn’t C.couldn’t D.wouldn’t 3.—Could I join you in the programme?—Sorry, you ________. You are too young.A.shouldn’t B.mustn’t C.can’t D.needn’t4.To avoid ________, we’d better ________ the parents’ meeting online.A.gather; hold B.gathering; hold C.gather; holding D.to gather; to hold 5.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’t6.—I must go to school today, ________?—No, you ________.You can go as soon as you get well.A.mustn’t I;needn’t B.needn’t I;needn’tC.mustn’t I;mustn’t D.needn’t I;mustn’t7.—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.should8.—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’t9.Sorry, smoking is not allowed here. If you ________ , you will be fined according to the rules. A.can B.will C.may D.must10.We shouldn’t throw any objec ts 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.need11.—Do we have to finish this today?—Yes, you ________ . Today is the last day.A.would B.may C.can D.must12.You'd better __________ hard from now on, __________ you will fail the exam. A.work; and B.working; or C.working; and D.work; or 13.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 against14.I ________ hear you clearly. Would you please repeat it?A.mustn’t B.can’t C.needn’t D.shouldn’t15.A lot of online resources ________ be used either by teachers at school or parents at home.A.can B.should C.need D.must 16.—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.shall17.We’ve discussed e very 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.may18.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 19.—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 20.—Be careful! Fire ________ be dangerous sometimes.—OK. I will put it out right away.A.mustn’t B.should C.can D.needn’t 21.—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.may22.You _________ smoke here! Look at the sign. It says "No smoking".A.needn't B.mustn't C.can D.may 23.—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’t24.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.may25.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.need26.— 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.—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.need28.I think all the students love the weekends because, to them, they ________ get up early on Saturdays or Sundays.A.mustn’t B.don’t need C.needn’t D.can’t29.—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.need 30.—Shall I tell him the change of the time right now?—I’m afraid you ________, otherwise he will be late for the meeting.A.can B.may C.must D.need31.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.—Seventy dollars for such a dress! You ________ be joking!—I’m serious. It’s made of silk from Hangzhou.A.must B.need C.will D.can33.Cars ________ give way to walkers on some roads in Binhai, or the drivers will be fined. A.may B.will C.can D.must34.Mr. Black ________ be at home now. He went abroad on vacation last Friday.A.can’t B.mustn’t C.needn’t D.shouldn’t 35.—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 36.—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 37.—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’t38.You ________ drive after drinking alcohol(酒). It’s against the law.A.mustn’t B.needn’t C.couldn’t D.wouldn’t 39.—Who’s singing next door? Is it Miss Wang?—It ________ b e her. She’s having the board meeting.A.can’t B.shouldn’t C.mustn’t D.needn’t40.— Is the boy over there Tom? He often wears a jacket like that.— It _______ be him. He is absent from school today.A.needn’t B.shouldn’t C.mustn’t D.can’t【参考答案】一、选择题1.D解析:D【详解】句意:我们的化学老师总是告诉我们考试前怎样用功都不为过。
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。
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外研版英语英语情态动词用法总结及答案解析百度文库一、初中英语情态动词1. Look! The traffic light has turned red. We _____ stop our car.A. canB. can'tC. mustD. mustn't【答案】 C【解析】【分析】句意:看交通灯成了红灯。
我们必须停车。
turned灯成了红灯;stop sth停止某物A. can能; B. can't不能; C. must必须; D.mustn't千万别,一定不要。
根据常识可知红灯停,这是必须的,故选C2.—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。
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.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。
5.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。
6.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。
7.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。
8.— 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A9.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。
10.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。
11.—Mum, I play football this afternoon?—Sure, but you finish your homework first.A. may; couldB. can; mustC. can; mustn'tD. may; can't【答案】 B【解析】【分析】句意:-妈妈,今天下午我能踢足球吗?-当然,但是你必须先完成作业。
前句提请求,can,may都可以;后句,由sure可知后句用肯定回答。
Could表示一种委婉的语气;must表示主观愿望:必须。
妈妈要求孩子“必须”先完成作业。
故选B。
【点评】考查情态动词辨析,may表示请求时候的回答用语。
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.——Do you have any plans for this summer vacation? ——I'm not sure. I ___ take a trip to Taiwan.A. mustB. needC. mayD. should【答案】C【解析】【分析】句意:一今天暑假你有什么计划吗?一我还不确定。
我可能去台湾去旅行。
A.必须,一定;B.需要,必要;C.可能;D.应该。
根据句中I'm not sure可知,说话人还没有确定的计划,所以这只是一个可能,应选C。
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。
15.—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。
16.This book _________ be Lucy's. Look! Her name is on it.A. canB. mayC. mustD. might【答案】C【解析】【分析】句意:这本书一定是露西的。