小学英语情态动词完整版
五年级情态动词

五年级情态动词情态动词呀,那可有意思啦!情态动词就像是一群有着特殊本领的小魔法师呢。
比如说“can”,这个小家伙可常用啦。
“I can swim.”(我会游泳),你看,它就这么轻松地表达出“会做某事”的能力。
小朋友们之间聊天的时候,经常会用到“can”。
像“Can you play football?”(你会踢足球吗?)这就像是在互相打听彼此的小技能呢。
而且呀,“can”还很随和,不管是跟第一人称“我”(I),还是第二人称“你”(you)或者第三人称“他/她/它”(he/she/it),都能愉快地合作。
再来说说“must”吧。
这个情态动词就有点严肃啦,像个小管家一样。
“You must do your homework.”(你必须做你的家庭作业),听到这个句子,就感觉像是有个小大人在旁边监督着你呢。
不过可别讨厌它哦,它也是为了让我们变得更好。
比如说在遵守规则的时候,“We must follow the traffic rules.”(我们必须遵守交通规则),这可是为了我们的安全着想呢。
要是没有“must”这个小管家,世界可能就乱套啦。
还有“should”这个小可爱。
它不像“must”那么严厉,而是很温和地给我们提建议。
“You should eat more vegetables.”(你应该多吃蔬菜),就像是好朋友在关心你,告诉你什么是对身体好的。
如果有人说“I should study harder.”(我应该更努力学习),这就是自己在给自己加油打气呢。
它就像一个温柔的小天使,在旁边轻声提醒我们该做些什么好事。
“may”呢,它就有点小神秘啦。
“May I have a glass of water?”(我可以喝杯水吗?)用“may”的时候,感觉有点小心翼翼,很有礼貌的样子。
就像是在请求别人的许可,让人觉得很有教养。
而且“may”还有可能表示“也许”的意思哦,像“It may rain tomorrow.”(明天也许会下雨),这就像是在猜测未来会发生什么有趣的事情。
小学英语知识--情态动词

情态动词shall ,will ,should和would 在不同的句子中含有不同的意思,其基本用法如下:一、shall1. 表示说话者的意图、允许、警告、命令、决心等,用于陈述句的第二、第三人称中,必须,应,可之意。
例如:1)You shall have that book tomorrow.2) He shall be punished if he insists on doing that.2,. 在问句中表示征求对方意见,主要用于第一、第三人称,有“…..好吗”,“要不要”等意思。
例如“1) Shall I fetch the hammer?2) Shall those goods be sent over to you at once?3) Shall we help you?2. 用在表示意图、要求等的从句中,有“应该”,“要”之意,例如:My demand is that is shall be done in time.二、should1.表示义务、责任、建议或劝告,有“应当、应该”的意思。
例如:1) You should learn from each other.2) You shouldn’t be so careless.3) He should have told me the news earlier.(should + have + 过去分词)表示对过去本该做的事而没有做,其否定形式是对过去本不做的事而做了的固定句型。
3.用于表示建议、命令、决定等的从句中,有“应该、必须”的意思。
例如:1) The young doctor proposed that he should try the experiment on himself.2) It was decided that we should start a cleanup at once.三、will1.表示意志、意愿,有“愿、要”之意。
(完整版)小学英语情态动词知识点及练习

情态动词【知识要点】:情态动词(Modal verbs)本身有一定的词义,表示语气的单词。
但是不能独立作谓语,只能和动词原形一起构成谓语。
情态动词用在行为动词前,表示说话人对这一动作或状态的看法或主观设想。
情态动词虽然数量不多,但用途广泛,主要有下列: can (could), may (might), must, need, ought to, dare (dared), shall (should), will (would) must not.情态动词无人称和数的变化,情态动词后面跟的动词须用原形,否定式构成是在情态动词后面加 "not"。
疑问形式是将情态动词提至主语前。
个别情态动词有现在式和过去式两种形式,过去式用来表达更加客气,委婉的语气,时态性不强,可用于过去,现在或将来。
情态动词属非及物动词,故没有被动语态。
【典型例题】:【专题一】:can和could的用法【例1】Can you lift this heavy box?(体力)【解析】表示能力(体力、知识、技能)【练习】1.Mary speak three languages.(知识)2. you skate?(技能)此时可用be able to代替。
Can只有一般现在时和一般过去式;而be able to 则有更多的时态。
I’ll not be able to come this afternoon.当表示“经过努力才得以做成功某事”时应用be able to,不能用Can。
【例2】-----Can I go now?----- Yes, you can. / No, you can’t.【解析】表示请求和允许。
此时可与may互换。
在疑问句中还可用could,might 代替,不是过去式,只是语气更委婉,不能用于肯定句和答语中。
【练习】---- I come to see you tomorrow?---- Yes, you .----No, you /I’m afraid not.【例3】Can this be true?【解析】表示推测(惊讶、怀疑、不相信的态度),用于疑问句、否定句和感叹句中。
小学英语(完整版)情态动词专项练习含答案

小学英语(完整版)情态动词专项练习含答案一、选择题1.—________ you give me a hand? I can’t put up the poster by myself.—No problem.A.Could B.Should C.Need D.Must2.Don’t cross the road until the traffic lights turn green. A car_______hit you.A.need B.may C.should D.must3.—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.should4.— 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 hug e building.A.mustn’t B.can’t C.needn’t D.shouldn’t 5.—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 6.—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.shall7.—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’t8.—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.Hurry up, or we ________ miss the beginning of the film.A.should B.must C.may D.have to10.—Be careful! Fire ________ be dangerous sometimes.—OK. I will put it out right away.A.mustn’t B.should C.can D.needn’t 11.—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.can 12.—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 13.When you visit a museum, some instructions should ________ a nd 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.shoul dn’t 15.— 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.A lot of online resources ________ be used either by teachers at school or parents at home. A.can B.should C.need D.must17.— 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 18.—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.shall19.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 20.—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’t21.— The sandstorm in Beijing is so serious this year.— Yes, I wonder when we ________ worry about the air we breathe.A.can’t B.mustn’t C.needn’t D.shouldn’t 22.—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’t23.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.may24.—Is that Mr Zhou?—It ________ be him. He has gone to Beijing.A.can B.may C.can’t D.shouldn’t 25.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.—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.need27.You ________ pay too much attention to protecting yourself if you plan to go abroad. A.mustn’t B.can’t C.shouldn’t D.needn’t 28.—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.need29.—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’t30.Mr. Black ________ be at home now. He went abroad on vacation last Friday.A.can’t B.mustn’t C.needn’t D.shouldn’t31.You _________ smoke here! Look at the sign. It says "No smoking".A.needn't B.mustn't C.can D.may 32.—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 33.—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 not34.—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 mend35.You ________ be careful with the camera. It costs!A.can B.will C.should D.may 36.—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’t37.It’s of great importance to protect the environment. Each of us ________ take an active part in it.A.can B.may C.would D.should 38.Sorry, smoking is not allowed here. If you ________ , you will be fined according to the rules. A.can B.will C.may D.must 39.—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 40.—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.may【参考答案】一、选择题1.A解析:A【详解】句意:——你能帮我一把吗?我一个人贴不起海报。
小学英语语法情态动词

You shouldn’t be working like this.
EXERCISES
一、用适当的情态动词填空
1. You needn’t worry about me.
2. He looks so pale, he must be ill.
4)表示推测,意为“想必一定、照说应 该、估计”等。 He should be free by now.
7. ought to
1). 表示义务, 作“应当”讲, 语气比should强烈
As a student, you ought to study hard.
You oughtn’t to speak so much.
4). needn`t have done 用于否定句 表示过去“本来不需要……”
You needn’t have worried about me.
你本不必为我担心。
情态动词后面跟进行时
情态动词 + be + doing
表示“想必正在……”,“可能正在……”,“应当正在”
They may be discussing our problem. She can’t be telling the truth.
You must have gone swimming, for your hair is wet now.
2). may have done 和 might have done 也许、 或许、已经
表示对过去所发生动作的推测, 常用于肯定句 或否定句。
I’m not sure. He might have invited you.
【英语】情态动词(完整版)

【英语】情态动词(完整版)一、单项选择情态动词1.Students ____ remain in their seats until all the papers have been collected according to the regulation.A.would B.shall C.will D.could【答案】B【解析】【详解】考查情态动词。
句意:学生们必须呆在自己的座位上,直到所有的试卷都被收回。
根据句意,“学生们呆在自己的座位上”是一项规定。
shall 可表示某种规定或义务,用于第二、三人称的句子中。
而其他情态动词无此用法。
故正确答案为B。
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.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。
句意:房间如此干净,他一定是昨天晚上打扫过了。
must have done 表示对过去发生的事情有把握的猜测,意思是“一定(做过)”,故D项正确。
4.— Excuse me, do you mind if I open the window?— Well, if you __________. I can put on more clothes.A.can B.mayC.must D.shall【答案】C【解析】【详解】考查情态动词。
小学英语六年级情态动词用法归纳讲解学习

小学英语六年级情态动词用法归纳情态动词有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、can, could1) 表示能力(体力、知识、技能)。
Can you lift this heavy box?(体力)Mary can speak three Ianguages.(知识)Can you skate?(技能)此时可用be able to代替。
Can只有一般现在时和一般过去式;而be able to则有更多的时态。
I ' Hot be able to come this after noon.当表示经过努力才得以做成功某事”时应用be able to,不能用Can。
如:He was able to go to the party yesterday evening in spite of the heavy rain.2) 表示请求和允许。
--- Can I go now?——Yes, you can. / No, you can' t.此时可与may互换。
在疑问句中还可用could,might代替,不是过去式,只是语气更委婉,不能用于肯定句和答语中。
——Could I come to see you tomorrow?----Yes, you can. ( No, I ' mfraid not.)3)表示客观可能性(客观原因形成的能力)。
They' vecha nged the timetable, so we can go by bus in stead.This hall can hold 500 people at least.4)表示推测(惊讶、怀疑、不相信的态度),用于疑问句、否定句和感叹句中。
英语的情态动词

情态动词是英语中表示推测、可能、需要或愿望的动词,通常需要和其他动词一起使用。
以下是常见的情态动词及其用法:1.Can/Could:表示能力或可能性。
例如,“Can you speak English?”(你能说英语吗?)或者“Could it rain today?”(今天会下雨吗?)。
2.May/Might:表示可能性或请求许可。
例如,“It may rain later today.”(今天晚些时候可能会下雨。
)或者“May I use your pen?”(我可以使用你的钢笔吗?)3.Must:表示必须或强烈推测。
例如,“You must finish your homework.”(你必须完成你的作业。
)或者“It must be hot outside.”(外面一定很热。
)4.Shall:表示建议或询问意见。
例如,“Shall we go for a walk?”(我们去散步好吗?)5.Will/Would:表示意愿或习惯。
例如,“I will help you with your project.”(我会帮助你完成你的项目。
)或者“He would usually go for a run after work.”(他通常会在下班后去跑步。
)6.Ought to:表示应该或责任。
例如,“You ought to apologize for what you did.”(你应该为你所做的道歉。
)7.Have to:表示必须或不得不。
例如,“I have to go to the airport.”(我必须去机场。
)以上是常见的情态动词及其用法,但请注意,情态动词的用法有时会因语境而异,具体需要根据上下文来判断其含义。
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小学英语情态动词 HEN system office room 【HEN16H-HENS2AHENS8Q8-HENH1688】小学英语教案——情态动词情态动词本身有各种意义,但不能单独作谓语,只能和主要动词一起构成谓语,表示说话人的语气和情态,这样的动词称为情态动词。
情态动词没有人称和数的变化。
常用的情态动词有can, could, may, might, will, would, should, must, need, dare等。
一、can, could的用法1. can的用法(1)表示能力、许可、可能性。
如:Can you speak English你会讲英语吗?Can you play the piano 你会弹钢琴吗?She can swim fast, but I can’t. 她能游得快,但我不能。
I can see with my eyes. 我用眼睛看。
(2)表示请求或者许可。
如:Can I help you我能帮助你吗?You can’t play baske tball. 你不能玩篮球。
Can you...“请你……好吗?”表示说话人的请求;Can I...“我可以……吗?”用来征求对方是否允许自己做某事。
如在句末加上 please一词就显得更有礼貌了。
例如:Can you help me, please 请你帮助我好吗?You can use my dictionary. 你可以用我的字典。
(3)表示推测,意为“可能”,常用与否定句和疑问句中,此时can’t译为“不可能”。
如:Can the news be true这个消息会是真的吗?The moon can’t always be full. 月亮不可能常圆。
2. could的用法(1)can的过去式,意为“能、会”,表示过去的能力、可能性或允许:如:He could write poems when he was 10. 他十岁时就会写诗。
I could run faster then.那时我能跑得更快。
It could be no better at that time.那时好得不能再好了。
(2)在疑问句中,表示委婉的语气,此时could没有过去的意思。
如:Could you do me a favour你能帮我个忙吗?二、may, might的用法1. 都表请求或允许,might可以指过去时间,也可指现在时间,语气更委婉。
如:You may take whatever you like. 你喜欢什么就拿什么。
May (Might) I ask for a photo of your baby 我可以要一张你宝宝的照片吗?May I come in我可以进来吗在回答以may引起的问句时,多避免用这个词,而用其它方式,如Y es, please. / Certainly. / Please don’t ./ You’d better not. / No, you mustn’t.等,以免显得太严峻或不客气。
2,表示可能。
I may be busy tomorrow. 我明天可能会比较忙。
Exercise1. -Is John coming by train--He should, but he __________ not. He likes driving his car.A. mustB. can?C. need?D. may2. Peter __________ come with us tonight, but he isn't very sure yet.A. must?B. can?C. may?D. will3. I thought you __________ be hungry, so I have brought you some cakes.A. may?B. might?C. can?D. could三、must, have to的用法1. 两词都是“必须”的意思,have to 表示客观的需要,must 表示说话人主观上的看法,即主观上的必要。
如:My brother was very ill, so I had to call the doctor in the middle of the night.我弟弟病得很厉害,我只得半夜里把医生请来。
(客观上需要做这件事)He said that they must work hard. 他说他们必须努力工作。
(主观上要做这件事)2. have to有人称、数、时态的变化,而must只有一种形式。
如:He had to look after his sister at home yesterday. 昨天他不得不在家照看妹妹。
3. 在否定结构中:don't have to 表示“不必”mustn't 表示“禁止”,如:You don't have to tell him about it. 你不一定要把此事告诉他。
You mustn't tell him about it. 你一定不要把这件事告诉他。
—Must I finish the homework right now?我现在必须完成家庭作业吗?—Yes, you must. / Yes, you have to. 是的。
(—No, you needn’t. / No, you don’t h ave to. 不,不必。
)4. must be+表语,表示推测,它的否定和疑问形式用can代替must。
如:This must be your pen. 这个一定是你的钢笔。
Your sister must be a doctor in this hospital. 你姐姐一定是这家医院的医生。
Exercise1. Come on! We __________ hurry because there isn't much time left.A. may?B. must?C. can?D. need2. Amy did best in the English test. She __________ hard last week.A. must have been working?B. should have worked?C. should work?D. must work.四、should的用法(1)用来提供帮助、提出建议,要求对方给出意见。
如:Should I help you with the community affairs我可以帮你做一些社区事务吗?Should we clean the classroom now 现在我们可以打扫教室吗?(2)表达义务、职责等。
如:I think today’s children should really learn to respect their elders. 我认为今天的孩子应该好好学习尊敬长辈。
You should (= ought to ) tell your mother about it at once. 你应该立即把此事告诉你妈妈。
He should work harder. 他应该更加努力。
You should help your mother with the housework. 你应该帮你母亲做家务。
例. Look out! The knife is very sharp. You ______ cut your finger.A. needB. mustC. shouldD. may五、will, would的用法1. 表示“将、将要、自愿做…”等。
如:People will die without air or water. 人离开水和空气将会死的。
I will do my best. 我将会尽力而为。
2. would like; Would like to do = want to 想要,为固定搭配。
如:Would you like to go with me? 你想和我一起走吗?3. Will you…Would you like…表示肯定含义的请求劝说时,疑问句中一般用some, 而不是any。
如:Would you like some cake你想要一些蛋糕吗?Exercise 51. ______ I know your name?A. MayB. WillC. ShallD. Must2. What kinds of homes will we live in the futureNobody ______ be sure, but scientists are working out new ideas now.A. willB. mayC. canD. must六、had better的用法表示“最好”,相当于一个助动词,只有一种形式,后面要跟动词原形,否定词形式为had better not。
如:It is pretty cold. You’d better put on my coat. 天很冷,你最好把我的大衣穿上。
You had better go now你最好现在就走He'd(=He had) better do it now他最好现在做She'd better not cry她最好别哭例. You ____ your tooth pulled out before it rot completely.A. had better gotB. had to get betterC. had better to getD. had better get。