中考英语语法讲解课件-情态动词课件

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英语语法系动词和情态动词课件PPT

英语语法系动词和情态动词课件PPT

4.—May I go out for a while, Mom?
—No, you ___C_____.You have to finish your homework first.
A.shouldn't
B.needn't
C.can't
D.won't
语法互动(八)┃系动词和情态动词
5.Students in our school ____C____ know shouting is not
delicious.
A.stay
B.feel C.taste D.sound
3.—Where are you going this month?
—We ____C____ go to Hangzhou, but we're not sure. A.needn't B.must C.might D.mustn't
语法互动(八)┃系动词和情态动词
(2)否定句中一般用can't/couldn't(不可能)。 That man can't be Mr. Li, because he has gone to London. 那个人不可能是李老师,因为他去伦敦了。 (3)疑问句中用can/could(能)。 —Can the red sweater be Tom's? 这件红毛衣会是汤姆的吗? —No, it can't. He can't stand red. 不,不可能。他不能忍受红色。 [注意] 在表示婉转地提出请求、想法、建议等或用于疑问及 否定句表示惊讶、不相信等时,might,could不是may,can 的过去式。

情态动词语法 ppt课件

情态动词语法  ppt课件
ppt课件 7
(2)may和might的用法
1. may和might表示请求、许可。 表示征求同意和允许,表征求同意时,might比may的语气更委 婉一些,否定回答时要用mustn’t表示“不可以”、“禁止”、“阻止” 之意。 may表示“允许”,否定形式为mustn't/can't,表示“禁止、不允 许、不可以”如: You may keep the book for a week. 这本书你可以保留一星期。 — Might I use your pen? — Yes, you may/can. —No, you mustn't/can't.
ppt课件
4
(5)can表示惊异、怀疑、不相信的态度。(主要用在否定句、疑 问句或感叹句中) How can you be so careless! 你怎么能这么粗心! This cannot be done by him. 这是不可能是他干的。 (6) could have done 表示对过去情况的推测,还可以表示“过去本 可以做某事,但实际未做”。 can't /couldn't have done 表示对过去情况的否定推测,“过去不 可能做了某事”,还可以表示“过去不可能做了某事,但却做了。 He could have already arrived in Beijing. He could have passed the exam, but he was too careless. I saw her just now. She can't/couldn't have gone to Beijing. I couldn't have done these goals without her, or without the others who support me.

情态动词语法讲解PPT课件

情态动词语法讲解PPT课件

现在“能力”:can, be able to
• As I have got enough money, I can/am able to help her.
Can:
1.某桩具体事情:eg.I can climb this cliff. 2.泛指一般的“能力”: • He can drive a car. • She can’t play the piano.
must有两种否定形式:第一个是must not,表 示“不许”、“禁止”,相应的半助动词是 be to的否定形式be not to
•You mustn’t talk like that. •You are not to talk like that.(不许你如此讲话。)
第二个否定形式是needn’t,表示不必。
She can’t/couldn’t have missed the train.
“might/could +have done ”可以表示本来 可能发生但没有发生的,或者本来可能完成 却没有完成的动作,
You might have finished the work last week.
I could have passed the examination, but I failed.
•They must be home by now.(他们现在一定到家了)

中考英语语法专题---情态动词用法课件

中考英语语法专题---情态动词用法课件
(2)表示决心、警告、命令,多用于第二、三人称。 You shall not bring your mobile phones in the exam. 在这次考试中你们不许带手机。
(1)will, would表示意愿、打算,可用于多种人称。 I will help you if I'm free this afternoon. 今天下午如果我有空,我就会帮你。
(2) could在疑问句中
,此时 could不是can的过去式。
--- 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 . 是的,可以。
Could you tell me the way to the zoo? 你能告诉我去动物园的路吗?
(2)表示
,常用于疑问句中。
Should I open the window? 我应该开窗户吗?
When should we have the meeting? 我们应该什么时候开会?
(1)can的过去式,意为“能够,会”,表示过去的能力。
He could write poems when he was 10. 他10岁时就会写诗。
对 need的词性的判断常为难点,need 后加 to do 说明 need 为实义动词, 用助动词构成疑问句或否定句; need 后加doing 表示被动意义; 若 need后加 do,则need为情态动词。

初中中考英语语法合集专题九 情态动词和系动词 课件

初中中考英语语法合集专题九 情态动词和系动词 课件

look“看起来”, feel“感觉起来”, 表示“感觉” smell“闻起来”, sound“听起来”, taste“尝起来”等
The story sounds interesting. 这个故事听起来很有趣。
表“变” “变得”
become“变得”,get“变得”, He feels sick. His face turns
“可能,也许”,表示肯定 推测,常用于肯定句中,可 能性比may小
It might rain tomorrow. 明天可能下雨。
“需要”,主要用于否定句 Need I say sorry to him?
和疑问句中
我需要跟他道歉吗?
“不需要”,可用于must 问句的否定回答
—Must I return the book right now?
They must be very tired after a long walk. 走了很长一段路后,他们一定很累了。
You mustn’t swim here alone. 你不能独自在这里游泳。
You may sit here if you want. 如果你想,那你可以坐在这里。
She may come back tomorrow, but I am not sure. 她明天可能回来,但是我还不确定。

11、人总是珍惜为得到。20.10.3013:21:0913:21Oct- 2030-Oct-20

初中英语语法——动词(共33张)ppt课件

初中英语语法——动词(共33张)ppt课件
forget,remember,regret 这三个词用法基本相同,只要记住+doing 表示"事 情已经做过",+to do表示"事情还未做"就可以了。forget to do 忘记要去做某事。 (未做) forget doing 忘记做过某事。(已做) 如:The light is still on. He forgot to turn it off. 灯还在亮着,他忘记关了。 ( 没有做关灯的动作) He forgot turning the light off. 他忘记他已经关了灯了。( 已做过关灯的动作)
2.情态动词:首先要记住情态动词后必跟动词原形。must和need几乎是每年的必考 题,这里我们重点讲一下。
must的意思是"应当,必须",侧重于说话者的主观看法,没有时态变化,其否定式 是mustn't,在"Must I(we) ...."的疑问句中,须注意的是其否定回答常用needn't。 如:Must I go?(我一定要走吗?) No, you needn't.(不,不必。)
3.实意动词: 实意动词可谓家族兴旺,人员众多。我们跑(run),我们跳( jump), 我们笑(laugh),这些都得用实意动词来表达。我们一起来看一看一些特殊的词吧。 它们在接动名词和不定式时意义有所不同。

中考英语语法第16讲--情态动词(30)课件

中考英语语法第16讲--情态动词(30)课件

• A. may not B. needn't C. can't
• [答案]C。[解析] 因为汤姆不在这里,所以不可能是他。
• 一Mary,__________you speak Chinese?
• 一Yes,only a little. [北京市]
• A must B need C may D.can
C.No,I wouldn't.
D.No,thanks.
14.You____A_____swim in this part of the lake.
It's dangerous.
A. mustn't B.may not C. needn't D.won't
15.—Your e-mail address again? I___D___quite catch it.
Must的否定
Don’t have to 不必--- mustn’t一定不能—needn’t 不必
must 表必须有否定; 表肯定,不能用否定句
Had better最好
• 易错点: • 错误理解为had, 或better • 否定 • 解析: • 你最好立刻就做 • You had better do it right now. • 你最好不要碰它 • You had better not touch it.

情态动词课件--中考英语重点语法

情态动词课件--中考英语重点语法

重点2
使用方法
一、表能力:能,会,可以
Frank can speak English and French. His husband LZY could eat 10 Chinese hamburgers for one meal before.
三、表能力:能,会,可以
情态动词
人称和数的变化
强调点
时态
can/could 无
be able to 有
强调自身 已具有的能力
can用于现在时 could用于过去时
强调通过努力 而获得的能力
多种时态
zyf is able to take care of himself. one day, Spider-Man will be able to save the world.
9.Molly_______ read a book after dinner before she _______watch TV.
A.can,has to B.should,can't C has to,can D.can't,must
10.The air is so clean and we_______see many green trees and beautiful
D.could
A.must
B.mustn't

初三英语语法复习情态动词行为动词PPT课件

初三英语语法复习情态动词行为动词PPT课件

1
2
tidily
in the school building
S1: Should the boy dress like this? S2: No, he shouldn’t.
He should dress tidily.
Look and say 3
5
the school uniform 4
in the classroom
1. can 表示请求,允许,现在的能力和猜测。
Read and remember
Look and say
• __C_o_u__ld__ I smoke here? (请求比can更客气) • You _c_o__u_ld__ be right, but I don’t think you are.
A.may B.could C.need D.will
Read and remember
Look and choose shall/should/ought to 的主要用法:
1) I _s_h_a_ll/_w_il_l __(shall/will) see you tomorrow. 2) We _sh_a_l_l/_w_il_l _(shall/will) go to Century Park
★ ought to 后接动词原形,表责任或义务,译为“应 该,应当”.

英语语法复习:数词情态动词课件 (共15张PPT)

英语语法复习:数词情态动词课件 (共15张PPT)

知识讲解
情态动词
情态动词的特点
3. 无人称和数的变化。 We must stay here. He must stay here. 4. 有一定的词义,但并不完整,必须与动词原形一起构成谓语。 He daren’t speak English before such a crowd, dare he? You shall fail if you don’t work hard.
—I hear you’ve got a set of valuable Australian coins. ___B___ I have look? —Yes, certainly. A. Do B. May C. Shall D. Should
知识讲解
情态动词
情态动词的特点
1. 具有助动词作用,可以用来构成否定句,疑问句及用于简单回答。 — Can you sing an English song? — Yes, I can. You must go to school at 7:00 in the morning. 2. 后接动词原形,即不带to的不定式。 She may lose her way. You needn’t come so early.
中考英语语法复习
情态动词
学习目标
分类
特点
作用
情态动词
知识讲解

初中英语情态动词课件ppt

初中英语情态动词课件ppt

➢ 考点揭密
3 掌握常用情态动can, could, may, might, must, need, shall, will, should, would等的用法。
1 can
can 可表示能力、允许、可能性、怀疑猜测,意为“能, 会,可以”;can't意为“不会,不能,不可以”,还有 “不可能”之意。could为can的过去式,用法与can类似 ,常用于过去时中;could还可用于现在时中表示委婉客 气,相当于can;could也可表示惊讶怀疑,不相信,如: He couldn't be a thief.
寒假来临,不少的高中毕业生和大学 在校生 都选择 去打工 。准备 过一个 充实而 有意义 的寒假 。但是 ,目前 社会上 寒假招 工的陷 阱很多
➢ 重难点解析
4 比较may和might
表示允许或请求;表示没有把握的推测;may 放在句首, 表示祝愿。
May God bless you!
He might be at home.
注意: might 表示推测时,不表示时态。只是可能性比may
小。
成语: may/might as well,后面接不带to 的不定式,意为 “不妨”。
If that is the case, we may as well try. 典型例题
Peter ___come with us tonight, but he isn‘t very sure yet.

初中英语语法-情态动词PPT课件

初中英语语法-情态动词PPT课件
抢救这个孩子。
I told her to stop crying, but she just wouldn’t listen. 我叫她别哭,可她就是不愿听。
2021
16
2)表示请求、建议或征求对方意见时,用 Would you…? 比用Will you…?更婉转。 如:
Will/Would you please keep the door open?请让门 开着好吗?
2021
21
Need 做行为动词
Need sth Need to do sth Need doing=need to be done表被动 否定: don’t need
2021
22
八:dare 敢
通常用于疑问句、否定句或条件句中 Dare you ask him?你敢问他吗?
She dare not go out alone. 她不敢单独出去。
2021
20
由must引出的一般疑问句,肯定回答 用must,否定答语用needn't或 don't have to。如:
—Must I do the work now? 我必须现在干这个活 吗?
—Yes, you must /have to. ---No, you needn't /don't have to.
We should obey traffic laws. You shouldn‘t watch TV every day。 You shouldn’t have made this kind of silly mistakes. Tom should have brought his report today. 这时它可以和 ought to, be supposed to 互换使用

初中英语 中考语法-情态动词(共23张PPT)

初中英语 中考语法-情态动词(共23张PPT)

A. can't
B. can
C. must
2. —Lucy is walking the dog in the park.
—She ___ be. Listen! She is singing loudly in her room.
A. can't
B. mustn't C. needn't
3. —Look! Is the young lady wearing a blue dress Grace?
—Yes, please. / No, you mustn't/can't. B. _表__示__猜__测__(肯__,__否__)_
But I may be wrong. The guest may arrive this afternoon. C. _表__示__祝__愿__;语__气__较__正__式__ May you succeed! May you have a good journey!
—No, it ____ be her. She is picking up my sister at the
airport.
A8/1./20c20an't
B. mustn't C. can
8
may & might
may 的主要用法

8初中英语语法讲解情态动词PPT课件

8初中英语语法讲解情态动词PPT课件
他可能看了一夜电视(因为他看上去非常 困倦)
He may (might) have watched TV the whole night.(For he looks very sleep)
情态动词的用法- must的用法
①表示“必须”或“应当”。 我们必须依靠自己. We must rely on ourselves. 你必须在四点前干完这项工作 You must finish the work before four
他也许知道她的地址。 He might know her address. 小心点,要不你可能会将它打碎 Be careful, or you might break it.
情态动词的用法-may的用法
May(might)后加动词的完成式可以表示对 过去的推测、认为某事在过去“可能”发 生,这一用法中may和might都指过去, 不过might较may更含蓄或更不肯定。
含有have to 的句 子变成疑问句时 情况不同,变一 般疑问句时,需 要把助动词do提 前。
情态动词的用法-Can的用法
①表示体力或脑力方面的“能力” 你会开车吗? Can you drive?
你会说英语吗? Can you speak English?
我会弹钢琴。 I can play the piano.
我可以用一下你的自行车吗? Could I use your bike?

初中英语语法大全——情态动词(共25张PPT)

初中英语语法大全——情态动词(共25张PPT)

三. must的用法
1.表示必须 must表示必须多指现在或将来的情况,强调说话者的主观语气即说话者认 为有必要或有义务做某事。对其一般疑问句的肯同答用must,否定回答用 needn't或者don't have to。 Everyone must take notes carefully in Professor Liu’s class. Must I finish the work tonight ? ---Yes, you must. --- No, you needn’t /don't have to.
二、may/might的用法
1. 表示许可 表示请求许可时用may/might均可,不过might 的语气更婉; 在给予许可时可用can/may, 但不能用might。 eg:May I have your name and e-mail address? --Sure. (同意请求时,用can或者may,或者不用情态动词回 eg: He asked if he might go home
(2)can用于肯定句中时表示理论上的可能性,即从理论上看 有可但实际未必会发生。有时指一时的情况,常意为“有时 会”。 eg: Even experienced teachers can make mistakes. 即 使有经脸的老师也可能出错。 eg: Jim can be very annoying. 吉姆有时候会很烦人

初中英语情态动词课件

初中英语情态动词课件

问句的否定回答用needn't或don't have to,而不用mustn't,
mustn't意为“不可以,不能”,表禁止,不许可。另外,
must还可表示有把握的推测,意为“一定、肯定”。must
的过去式还是must
4 need
need 作情态动词主要用于问句和否定句中,意为“必要 ”。need一般问句的肯定回答用 must,否定回答用 needn't,如:Need I do it right now?肯定回答:Yes, you must。否定回答:No, you needn't. need作行为动词,有 人称、数和时态的变化,后接动词要加to do不定式。
mustn’t
表示“禁止”,
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。
重难点解析
6 must表示推测
must用在肯定句中表示较有把握的推测,意为“一定”。 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。 You have worked hard all day. You must be tired. 你辛苦 干一整天,一定累了。(对现在情况的推测判断) He must be working in his office. 他一定在办公室工作呢。
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词词组) • 例:I would rather swim than stay at home. 我宁愿去跑步
也不愿待在家里 • 3、prefer…to… • I prefer dogs to cats.相对于猫.我更喜欢狗. • Would rather是情态动词,否定为 would rather not do…
必须
肯定回答:yes, … must 否定回答:no, you needn’t/ no, you don’t have to
肯定
can多用于疑问句和否定句,表示怀疑或不相信等态度; Must表示推测时,不能用否定句
I didn’t hear the phone. I must have been asleep. 我刚才没有听到电话,我想必是睡着了
• When traffic lights are red. We _________stop and wait. [南 京市]
• A. may B. can
C. must
D. might.
• [答案]C。[解析] 考查情态动词,must必须,表示禁止。
• 2.can和could
• --Could I borrow your dictionary?
2. 表乐意,could可独立 一词.Could I go with
you?
(will—would; shall –should于此 相似)
• Will 1. 只用于将来时, he will
come tomorrow
2. shall, will用来征求对方 意见,shall用于第一人 称,will用于第二人称, 用来表示意愿;shall用 于第二、第三人称,will 用于第一人称。
能力
Can 是情态动词,不能独立做谓语 be able to是系动词,能够独立做谓语
乐意
所有表示“意愿类题目”,都适用 Can/Could you give me some water?
可能
Must肯定是(无否定)--can可能是
• 1. He will __ finish it by himself. • can/ may/ be able to/ 不填(多) • 2. can you give me __ suggestion? • another/ other/ the other/ others • 3. She ___ run fast, but I can’t. • may/ must/ need/ can
• --I agree. You __ play like that any more. [河南省]
• A. needn't wouldn't
B. mustn't C. may not D.
• [答案]B。[解析] 此处选mustn't。表示“一定不能”“千万不能” ,用较强的语气来提醒对方不能再玩游戏了。
• 3.The patient knew that he __ the wrong mdicine.
• take/ took/ takes/ should take
• 1.must和have to
• 【考例】--Must we finish giving out the posters today?
情态动词
基本用法与句型 常考情态动词
情态动词与时态 中考出题模式与常见题型
一、情态动词是什么?
行为动词 系动词
能够独立做谓语
助动词 情态动词
不能独立做谓语
掌握情态动词的定义:表示可能、怀疑、允诺、 愿望、义务、必要、猜测等的动词是情态动词。
二、情态动词的基本句型
• 陈述句 – 主+情态动词+ v原 • 疑问句 – 情态动词+主+ v原? • 考点:注意may, must疑问句的否定回答 • 否定句 --主+情态动词 not+ v原 • 考点:注意had better, need两种词性,
Had better最好
• 易错点: • 错误理解为had, 或better • 否定 • 解析: • 你最好立刻就做 • You had better do it right now. • 你最好不要碰它 • You had better not touch it.
Used to
He used to go shopping on weekends. 他过去常常周末去买东西
• Take/ took/ takes/ should take • 解析 • Suggest/advice that 主+should +v原。 • 考点: should 省略;给时态迷惑
• 2. She would leave the city if the rain __.
• Stops/ would stop/ stopped/ stopping • 解析: • 1判断would---过去时,从句也用过去时 • 2主句过去将来,if 从句用一般过去
Be used to doing
The Englishman isn’t used to driving on the right in China.
Be used to do
Pens are used to write on paper.
Would rather do….than do… 宁愿做…而不愿做
不定时,be used to 后接动名词。故选C。
• 5.You ________do it if you really don't want to. • A. needn't B. mustn't C. can't D. couldn't • [答案]A。[解析] 考查情态动词。本题应由句意人手破解。
• 解析:宁愿而不愿,中考共三种表达方式 • 1、prefer to do….rather than do…宁愿做…而不愿
做…(动词词组) • 例:I prefer to swim rather than stay at home.我宁愿去跑
步也不愿待在家里 • 2、would rather do….than do…宁愿做…而不愿做…(动
day for sports. A. would B. might
C.
should D. could
• [答案]C。[解析] 此处用情态动词should的用法。should表 示“应当…‘应该”的含义比其他三个词更强些。
• 2.Bob,may I __your MP4?
• 一Sure.But you'd better not _________it to others.
• --No. It ________be Tom. He has gone to Paris. [长沙市]
• A. may not B. needn't C.Baidu Nhomakorabeacan't
• [答案]C。[解析] 因为汤姆不在这里,所以不可能是他。
• 一Mary,__________you speak Chinese?
• --I would rather __ at home than __ football. It's too hot outside.
• A. stay; playing B. stay; play
• C. to stay; to play D. to stay; playing
• [答案]:A。[解析]本题考查了would rather的固定短语的 应用。Would rather do A than do B和做B比起来,宁愿做 A。
• 7.You ________be tired after working for eight hours without a rest.
• Would 1. 过去将来时,是will的过
去式.He said that he would come tomorrow.
2. 表乐意 Would you like…? 3. 虚拟语气
• 1. The doctor suggested that he __ the medicine 3 times a day.多
乐意
肯定回答一般是:Yes, please./Certainly./ Sure等, 否定回答一般是:Please don't./No,you can't/mustn't.
可能
can多用于疑问句和否定句,表示怀疑或不相信等态度; 而may则多用于陈述句(肯定),表示一种揣测。
He may be right他可能对 He can’t be right他不可能对
ought to 的否定
三、常考的情态动词
1. can能; 可能---could 2. may可以--might 3. must必须;一定 4. need需要---非标准情态动词 5. should----shall 6. would---will 7. had better 8. used to 过去常常 9. Would rather 宁愿 10. ought to应当
Must的否定
Don’t have to 不必--- mustn’t一定不能—needn’t 不必
must 表必须有否定; 表肯定,不能用否定句
情态动词
You needn’t answer the question now.
行为动词
You don’t need ot answer the question now.
如果你不想做的话,你“没有必要”做它,所以正确答案为 A项。 • 6.--May I do the rest of the work tomorrow? • --Yea, of course. You ___________finish it today. • A. must B. mustn't C. needn't • [答案]C。[解析]思路分析:根据句意可知,needn’t不必
• 4.He used to ________ in the sun, but now he is used to at night.
• A. read, read B. reading, read • C. read, reading D. reading, reading • [答案]:C。[解析]考查固定结构的用法。Used 后接动词
Can与could的相同与不同
• Can 1. 能力– he said: “I
can do that.”
• Could
1. 能力,是can的过去 式—He said that he could do that .
2. 乐意– can I help you?
3. 可能—It cann’t be rainy
• 一Yes,only a little. [北京市]
• A must B need C may D.can
• [答案]D。[解析] 考查情态动词,“玛丽,你会说英语吗 ?…“是的,会一点”。故选D。can表示能够
• 1Schools _________allow students at least one hour a
• --Yes, we _______. It can't be put off any longer. [太原市]
• A. can
B. may
C. must
• [答案]C。[解析] 此题考查情态动词的用法。回答由must引起 的一般疑问句,其肯定答语要用must,不能用can或may。 故选C。
• -I didn't pass the math test. I think I have spent too much time playing computer games recently.
• --Of course you ____________.[陕西省]
• A. can
B. must C. should D. will
• [答案]A。[解析] 上文的could并不表示过去,而只是一种 委婉的说法,所以答语用can更礼貌些。
• --Listen! Is Tom singing in the classroom?
[A.lend;lend
B lend;borrow
• C borrow;borrow D.borrow;lend
• [答案]D。[解析]本题考查动词borrow和lend的区别. 由语 境可判断前者是借入,用borrow后者是借出,用lend。
• 3.--What about playing football this afternoon, Sam?
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