情态动词--Revision Modal Verbs
鲁教版(五四学制)九年级英语全一册:Unit 3 It must belong to Carla.

Name Group ClassPeriod 5 Revision【Topic】Make inferences.【Get ready before class】一、知识梳理本单元话题:神秘事件(Mysteries),能根据相关信息做推断(Make inferences)。
1.情态动词(1)情态动词(Modal verbs)表示说话者的语气和情态,无人称和数的变化;本身虽有一定的意义,但不能独立作谓语,后接动词原形,一起构成谓语。
常用来表示说话人对有关行为或事物的态度和看法,认为其可能、应该或必要等;或用来表示推测或判断。
(2)情态动词表推测:(3)句型结构:A: Whose hair band is this? B: It must be Carla’s.A: It could be Mei’s hair band. Or it might belong to Linda. They both have long hair.B: It can’t belong to a boy.2.连接词或短语:so, as, because, since, but, however, though, not only…but also, or, when, while单元词汇、句型分课时过关Section A 1a-2d一、单词1. 谁的2. 卡车3. 野餐4. 野兔5. 参加6. 宝贵的7. 粉红色的8.任何人二、词组1. 她最喜爱的作家2. 在野餐中_________ ____3. 听流行音乐____ _____4. 属于________5. 发带____________6. 参加音乐会_________________________三、句子1.这是谁的排球?它一定是Carla的。
她爱打排球。
_______________________________________________________________________________ 2.这是谁的发带?_______________________________________________________________________________ 3.它可能是Mei的发带。
MODAL VERBS(情态动词)复习讲稿

MODAL VERBS(情态动词)复习讲稿●情态动词的特点:1.没有人称和数的变化。
2. 有些情态动词有过去式的变化:e.g. will → would , can → could , may→ might ,dare → dared●情态动词的否定式: 情态动词+ not +动词原形can not: can't , must not:mustn't , need not : needn't●情态动词的用法及相互区别, 是考试的内容之一。
1. can , be able to be able to 表示经过努力后, 能够做到; be able to 有多种形式的变化。
can 1). 表示体力或脑力方面的能力; 2). 表示允许、可能性。
could 是can的过去式, 表示过去有能力及过去存在的可能性 ; 用于疑问句表示委婉地提出问题。
1). The fire spread through the hotel very quickly but everyone ____ get out. (NMET 97 )A. had toB. wouldC. couldD. was able to 2). She asked if she could keep the book for another two days.3). -Will you stay for lunch?-Sorry, __ . My brother is coming to see me. (NMET99)A. I mustn'tB. I can'tC. I needn'tD. I won't2.may 表示询问或说明一件事可不可做 ; 表示某事有可能发生。
might 是may的过去式; 用在疑问中比may委婉、客气。
1). -May I take this book out of the reading-room?-No, you mustn't. ( Yes, you may.)2). -Might I make a suggestion? -Yes, you may.3. must 1). 表示必须要做的事: 必须2). 表示很有把握的推断: 一定, 准是。
专题九情态动词(new)Model Verbs

9.表猜测语气的反意疑问句的构成
He must be reading,________? isn’t he
What he said can’t be true,____________? is it
He must have gone over the article, __________? hasn’t he
Can this news be true? 的态度(主要用于否定句, How can you be so foolish? 疑问句和感叹句中)” (19)
can/could:
can never/can’t……too表示“无论怎样…也 不过分”,“越…越好” 。
You can’t be too careful 你过马路的时候再小心也不为过。 while crossing the road.
We should be strict with ourselves. 表劝告和建议“应该”
They should have arrived by two o’clock. 表推测,“可能,应该” You are mistaken, I should say. 用于第一人称,表示说话人的一种谦逊,客气,委婉
may 和can
• A computer _______ think for itself; it must be told what to do. • A. can’t B. couldn’t • C. may not D. might not 表客观“可能” 表主观“可能”
A
•may ______________ can____________ 不可能 可能不 •cannot___________ may not__________ Her grandpa _________ well be over 100. may/might I __________ as well start at once. may/might
modal verb(情态动词)

Modal Verb
什么是情态动词? (Modal Verbs) 情态动词表示说话人的某种 感情或语气,对某一动作 或状态的某种态度。 表示“需要、可以、 必须、应当”等。
情态动词的语法特征
1. 情态动词不能单独做谓语,除ought 和have外,后面只能接不带to的不定式。 2. 情态动词没有人称,数的变化,但有 些情态动词,如can, will也有一般式 和过去式的变化。
may 常用来表示: A. 表示请求、允许: B. 表示说话人的猜测: “也许” “可 能”: 通常只用于肯定句和否定句中。
C. 表示祝愿; 但语气较正式: might 的用法有: 多在间接引语中表示过去的可能和允 许。如: She said that he might take her bike. 她说他可以拿她的自行车去用。
表示现在的许可,语气比may 较委婉,
一般用于疑问句(包括间接疑问句),
不可用于肯定句或者否定句。
如: Might I have a word with you?
我可以和你说句话吗?
will和would
1. will是助动词还是情态动词?
will用于构成将来时是助动词。
用于表示“意志”“决心”“请求”是
2. 表示否定的情态动词的用法:
部分情态动词的否定式是情态动词中的 考点之一。 mustn’t 不准; 禁止 needn’t 没必要 ( = don’t have to ) can’t 不能; 不可能 may not 不可以; 可能不 shouldn’t 不应该 ( = ought not to )
表示主语的义务或责任: You should take care of your sister. 你应当去照顾你妹妹。 或指出一个正确、明智的动作: They shouldn't allow parking here; the street is too narrow. 这儿不该允许停车;马路太窄了。
M3-AC14-grammar-情态动词--modal-verbs

情态动词(Modal verbs)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)。
如:Can you lift this heavy box?(体力)Mary can speak three languages.(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。
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。
如:----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’m afraid not. )3)表示客观可能性(客观原因形成的能力)。
They’ve changed the timetable, so we can go by bus instead. 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。
Can this be true? This can’t be done by him. How can this be true?二、may, might1) 表示请求和允许。
高考情态动词用法总结

再……也不为过,越……越好。
虚拟语气
虚拟语气的概念
They insisted that the boy (should) go with them.
注意:suggest 当表示“暗示、表明“讲时,insist 表示”坚持认 为“之意时,应用陈述语气。 The smile on his face suggested that he was satisfied with our work.
Yes, you must. No, needn’t /don’t have to.
④ Need I finish it now?
Yes, you must. No, you needn’t.
11
典型错误
1. He mustn’t be in the classroom. ( Can’t ) 2. You might leave the bag on the bag. ( might have left) 3. You must have seen the film last week, have’t you?
+ have +p.p 表示本应该做而未做。
Eg. You should have been five minutes ago.
6
Will/ would
1、表示意愿
I’ll try my best to overcome the difficulty. 2、表示意图
情态动词(Modal Verbs)

另一类意思涉及必须做某事或允许做某 事之类的意思:情态动词可以用来表示 某人必须做某事、某人能做某事,如果 某事发生(或不发生)就会好一些,或 者某事是许可或禁止的。
一、表示有把握的程度 情态动词可以表达对于某一事实 或事件有把握的各种不同程度。
a完全有把握(肯定的或否定的)
1. shall用于第一人称: I/We shall be away tomorrow. I shan’t be late on Wednesday. 2. will 用于各种人称: That’s the phone. That’ll be Tony. Things will be right. It won’t rain this evening. You’ll be right.
情态动词 modal verbs
情态动词 情态动词 的 特点
1)有特定的词义 ) 2)没有人称和数的变化 ) 3)其后加动词原形(do), have done ,be doing. )其后加动词原形
易混易错用的情态动词
1。区别must / have to 。区别 Must表示人在主观上认为的必要、必须、一定要 表示人在主观上认为的必要、 表示人在主观上认为的必要 必须、 Have to表示受环境或习惯支配的客观必要 表示受环境或习惯支配的客观必要 不得不” 能用于更多时态。 “不得不”,能用于更多时态。 1)Soldiers ________obey officers. must have to 2)It’s raining outside.We_________stay at home. 3As he had broken his leg, he had to , ______lie in bed.
can’t, couldn’t
情态动词与情感动词

情态动词与情感动词情态动词和情感动词在英语中都是语法中的一种特殊词汇,它们在句子中起到了不同的作用。
了解并正确使用情态动词和情感动词对于掌握英语语法和表达准确的情感非常重要。
在本文中,我们将深入探讨情态动词和情感动词的用法和区别。
一、情态动词情态动词(Modal Verbs)是用来表达或者修饰说话人的观点、态度、能力、愿望、建议等情态的一类特殊动词。
它们与动词的共同特征是没有词义上的内容,只有情态或语气上的含义。
英语中典型的情态动词包括can, could, may, might, must, shall, should, will, would等。
情态动词的用法和特点如下:1.情态动词后面接动词原形,不加s/es。
例如:I can speak English fluently.2.情态动词在疑问句和否定句中的用法与一般动词相反。
例如:Can you come with me? (肯定句) Can't you come with me? (否定句)3.情态动词通常不带有时态的意义,其时态意义由后面的动词来表示。
例如:I can play the piano. (现在时) I could play the piano when I was young. (过去时)4.情态动词可以用于表示推测、可能性、必要性、义务、建议等。
例如:He must be at home. (推测) You should apologize to him. (建议)二、情感动词情感动词(Emotion Verbs)是用来表示个体情感、感受、意愿、态度等的一类动词。
与情态动词类似,情感动词也常常用来表达个体的情感状态,它们在句子中的用法有一些共同点。
英语中常见的情感动词包括love, like, hate, enjoy, prefer, feel等。
情感动词的用法和特点如下:1.情感动词后面可以接动词的-ing形式或名词形式。
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1.情态动词主要有: can, could, may, might, must, ought to, shall, should, will, would, need, dare,had better, etc.
Yes, we can.
Can we pass our college entrance examination?
Yes, we can.
2. May 和Might May I watch TV after supper? 禁止,阻止 You mustn’t you may 允许,许可 Yes,__________________./ No, _______________________.
情态动词的虚拟用法
could might needn’t should shouldn’t have done have done have done have done have done have done 本来可以做 本来也许可以 原本不必做 本应该做 本不应该做 惋惜 惋惜 惋惜 责备 责备
I should advise you not to do that. 用于第一人称,表示 说话人的一种谦逊, You are mistaken, I should say. 客气,委婉 Ask Tom to ring me up if you should see him.
Should I be free tomorrow, I’ll come. If things should change suddenly, please let me know. 用于If从句中表示可能性很小的事情,译为“万一” “Why/ How+should”表示说话人对某事不能理解. Why should you be so late today?
-----Can I go now? -----Yes, you can. 表示“请求和允许” Could you wait a few days for the money? 表示“请求”,口语中代替can,使语气更委婉,主要用于 疑问句,答语用can.----Could I use your bike tomorrow? you can Yes,________. No, _______________. I’m afraid 表示“惊异,怀疑,不相信 Can this news be true? 的态度(主要用于否定句, How can you be so foolish? 疑问句和感叹句中)”
3.[04]---Mum,I’ve been studying English since 8 o’clock._____I go out and play with Tom for a while. --No ,I’m afraid not.Besides ,it’s raining outside Now. A.Can’t B.Wouldn’t C .May not D.Won’t
表客观“可能” 表主观“可能” •may ______________ can____________ 不可能 可能不 •Cannot___________ may not__________
A
4 should. We should be strict with ourselves. 表劝告和建议应该 You should keep your promise. 表推测,“可能,应该” They should have arrived by two o’clock.
实 战 演 练(practice)
1.[04] I_____ pay Tracy a visit ,but I’m not sure whether I will have time this Sunday. A should B.might C.would D.could 2.[04]---I don’t mind telling you what I know. ---You_____.I’m not ask you for it . A.mustn’t B.may not C. can,t D.needn’t
ought to
本应该做
责备
could have passed I _________________ my examination easily but I made too many stupid mistakes. If we had taken the other road, we might have arrived ____________________________earlier. You needn’t have watered the flowers, for it’s raining now. You ought not to have been so careless.
He must have gone over the article,hasn’t he _______? didn’t it It must have rained last night,___________?
aren’t you • 1).You must be tired, __________? • 2).You must go home right now, needn’t you ___________? • 3). You must have seen the film, haven’t you ___________? • 4). He must have met her didn’t you yesterday, ___________?
4.[04]---who is the girl standing over there ? ----Well,if you______know ,her name is Mable. A.May B. can C. Must D.shall 5.[04] You _____be tired ---you’ve only been working for an hour. A must not B.won’t C.can’t D.may not 6.[04]Mr White ______at 8:30 for the meeting , but he didn’t show up . A should have arrived B.should arrived C.should have had arrived D.should be arriving 7.[04] I often see lights in that empty house . Do you think I ____report it to the police? A .should B. may C. will D.can
Shall 可表“警告、威胁、许诺、决心”等 Why should he think that? Should 表“劝告、建议”, 译为“应当”;有时 也表“预测”、“可能”或表示说话人的惊奇、 愤怒、失望等感情。
What shall we do next? Shall we begin our lessons? Shall the driver wait? Shall he come in? — Come in, please.
用于第二,三人称陈述句中表 命令,警告,允诺或威胁
பைடு நூலகம்
6.表对过去的推测: 情态动词+have+down
• 对过去肯定推测: • 对过去否定推测: • 对过去的可能推测: • must have done • couldn’t have done • might have done
7.表猜测语气的反意疑问句的构成 isn’t he He must be reading,________? is it What he said can’t be true,____________?
用于第一, 三人称,表 征求对方 意见或请 示.
When shall my father be able to leave hospital?
You shall have the book when I finished it.
He shall be punished.
You shall be punished if you insist on doing it this way.
Revision Modal Verbs
October, 24 2010
Yes, we can.
Modal Verbs
情态动词
情态动词是中学英语学习中的一个
重点和难点,也是高考的重点考察 内容之一。 根据对历年来试题的分 析,高考的热点依次是:
1.)推测和可能性;
2.)情态动词+have done;
8.[05] I have lost one of my gloves.I_____it somewhere . A.must dropped B.must have dropped C.must be dropping D.must have been dropping
9.[05]According to the local regulations, anyone who intends to get a driver’s licence ____take an eye test . A.can B. must C.would D.may
用于祈使句表示祝愿 May you have many more days as happy as this one!
3. may 和can
• A computer _______ think for itself; it must be told what to do. • A. can’t B. couldn’t • C. may not D. might not