高考英语情态动词课件

这是一份高考英语情态动词课件，共25页。PPT课件主要包含了疑问句，对过去猜测，is it，has he，did he， 表可能性， 表允许许可， 祝愿，表推断表惊讶，情态动词的分类等内容，欢迎下载使用。

can 能力，许可，可能，惊讶，有时候会
My sn culd walk when he was 9 mnths ld. (区别be able t) This hall can hld 500 peple. (客观因素造成的能力) They’ve changed the timetable, s we can g by bus instead.
2. Can I use yur bike? --- Yes, yu can. (同may) Culd I cme in? --- Yes, yu can.
3. It can’t be Tm. Can they be at hme nw?
He can’t /culdn’t have knwn the secret.
It can’t be Tm, ________?He can’t /culdn’t have knwn the secret, _________?He can’t /culdn’t have knwn the secret yesterday, _________?
Hw can this be true? Hw can yu be s careless? Hw culd she be s crazy?（委婉）
4.表惊讶怀疑不相信的态度，常用于疑问和否定句。
It is strange that Tm shuld make such a mistake.(竟然)从句内的“惊讶”用shuld 表示
5.Driving n these rads can be very dangerus. Children can be very tiring. 有时候会
can nt/never …… t 再…也不为过；越…越好
Yu can never be t careful when yu crss the street.
may/might 或许；可以；祝愿
The dialect may be strange t mst peple.He might be in the classrm. But I’m nt sure.
常用于否定和肯定句中，不用于疑问句中。
May I cme in? (同can）Yu may leave the radi where it is.
May yu succeed! 祝你成功！
may/might as well 不妨；可以(表提出建议)
Since it is a fine day we might as well walk.Oh, yu may as well bring me a chclate t.
must 表强烈建议；肯定猜测；偏要(做令人不愉快的事)
2. must 表示肯定的猜测，不能用于否定句或疑问句。 This must be yur pen. He must be ding his hmewrk nw. He must have arrived already.
一定要，必须（区别have t） Yu must see the dctr. Must I drink this nasty sup?
--- Yes, yu must.--- N, yu needn’t.
3. 非得，偏要做令人不愉快的事
Must yu shut s ludly?If yu must leave, d it quietly.
mustn’t表禁止 Yu mustn’t park here!
表猜测（对过去，对现在的猜测）
Lucy 去哪儿了？ 她肯定在厕所里。 她不可能在厕所，我刚刚在办公室碰到她了。
2. Tm昨天干什么了，今天他很渴睡。 他可能没睡觉，我不确定。 他不可能看球赛的，昨晚他爸爸突然病了。
Where can Lucy be?
She must be in the tilet.
She can’t be in the tilet, fr I met her in the ffice just nw.
What culd Tm have dne yesterday? He is s sleepy tday.
He might nt have slept. I am nt sure.
He culdn’t have watched TV. His father fell ill last night.
根据经验或逻辑，对现在或将来情况的推测（更客观）
The dinner shuld be prepared befre twelve.This yung man shuld g far.They shuld be there by nw.
can/culd, may/might, must, ught t, will/wuld, shall/shuld, need, darehave t; had better; wuld rather
情态、助动词
纯情态
情态、实义
情态短语
1.征求对方意见，用于一、三人称疑问句。
2.表说话人的命令允诺警告决心，用于二、三人称。
3.用于法律、条约、约定等正式条文，主要用于第三人称。
Shall we meet at the park?Where shall the bike be put?
Yu shall d as I say.Yu shall have my answer tmrrw.He shall be srry fr it ne day, I tell yu.Nthing shall stp us frm carrying ut the plan.
Students shall remain in their seats until all the papers have been cllected.
Everyne shall keep quiet in the curt.
区别May I use yur bike?
1.表义务、责任、劝告、建议。“应该”
3.根据经验或逻辑，对现在或将来情况的推测（更客观）
2. 表说话人惊讶、愤怒、失望的感情。“竟然”,多用于从句中
I was astnished that this shuld happen t me.It is strange that he shuld perfrm s badly tday.
Yu shuld set ff at nce.We shuld clean the lab after we finish the experiment.
4. 用于虚拟语气中。
It’s 7 ’clck. The guests shuld arrive sn.The phts shuld be ready in 15 minutes.
He rdered that all the peple (shuld) g n bard at nce.It is time that we shuld g t the playgrund.If I shuld g t the library, I wuld call yu.……
ught nt tughtn’t t
Accrding t them, Jack ught t g back.I ughtn’t t g n living in this way.
（按道理）应该表责任义务或有必要去做，建议劝告。比shuld语气强
I ught t have helped her, but I was busy.
2. Ought we t d it at nce?我们应该立即做吗？
3. Shuld可用于虚拟语气 shuld用于从句可表惊讶
He ught t arrive by nw.(推断)
1.用于表意志、意愿，will指现在，wuld指过去
They wn’t accept yur ffer.They said they wuld meet us tmrrw mrning.I will pay yu at the rate yu ask.
3.表习惯性动作或倾向，“总是，惯于”，否定“不肯，不能” will指现在，wuld 指过去
Mary will read fr hurs at a time.玛丽常常一连看好几个小时书。We wuld swim in this river in summer.Bys will be bys.男孩子总是男孩子。The car wn’t start.Oil and water will nt mix.
2.决心、诺言，常用第一人称（二三人称用shall)
I will make this radi wrk.I wn’t frget yur birthday.
4.表请求或建议，用wuld比will委婉、客气。常用于第二人称
Will yu please d me a favr?Wuld yu please pen the windw?
区别：May I…?Shall I…?will yu…?
情态动词+have dne
表谴责、自责shuld/ught t have dneshuldn’t/ughtn’t t have dne
本没必要做而做了needn’t have dne
表猜测must have dnemay/might have dnecan’t/culdn’t have dne
culd have dne本有可能做而没做成culdn’t have dne本不可能做成而做成功的
Yu culd have dne better, but yu were t careless.(遗憾)
needvt. need sth. need t d need ding= need t be dne desn’t need t d Des he need t d…?
mdel verb. need d needn’t d Need I d…
Tm 需要立刻去医院。
Tm needs t g t hspital.
Tm need g t hspital.
Tm 不需要立刻去医院。
Tm desn’t need t g t hspital.
Tm needn’t g t hspital.
This pair f shes needs repairing.
This pair f shes needs t be repaired.
darevi. He didn’t dare (t) say what he thught.vt. Cme n! Take it ! I dare yu! (激某人做)谅你也不敢。 mdel verb. I never dared stay lng because I thught he might beangry.Hw dare yu …(表气愤) Hw dare yu talk t me like this?I dare say…我想，很可能，大概 I dare say yu knw abut it already.
He desn’t dare t g t the river alne.(行)
He dare nt g t the river alne. (情)
昨天我不敢跟妈妈说起这件事。
I didn’t dare t speak f it yesterday. (行)
I dared nt speak f it yesterday. （情）
wuld rather d宁愿做某事wuld rather nt dwuld rather have dne 宁愿当时做了某事wuld rather nt have dne
I wuld rather have gne t Tianmu Muntain with yu.
had better d had better nt dhad better have dnehad better nt have dne
Yu had better have started earlier.
wuld like/lve （nt） t d 愿意，想要做
wuld like/lve (nt) t have dne 本想做但没做成
I wuld lve t have gne t the Tianmu muntain last weekend but I was really scared f riding a bus.
--- 为什么你没去天目山呢？--- 我本想去的。但是我怕坐车。
---Why didn’t yu g t the Tianmu muntain ?---I’d lve t have. But I was really sacred f riding a bus.
---晚上去看电影怎么样？---我很想去。但是作业没做完。
--- Hw abut ging t the cinema tnight?--- I’d lve t. But I haven’t finished my hmewrk.
hmewrk:小本单元卷：单项完形
A Blming TreeWhat culd make thu meet me At the prime f my beauty Fr this I'd been praying befre the Buddha Fr half a century May this wrldly affinity be true S the Buddha turned me int a tree Grwing in the path f the way Carefully、fully blming the tree And in the sun Every flwer is my earnest pray f yesterday
When thu art stepping clsely 　 Please listen respectfully That trembling fliage is the zeal f my waiting At length thu art passing by withut hearing Oh, my lve They are nt petals But all my withering heart Paving the earth At the back f thee