[32042680]第10练 Can you play the guitar情态动词等-2022年

3.0 envi 2025-03-24 105 4 127.99KB 10 页 3知币
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10 练 Can you play the guitar?情态动词
情态动词 用法 例句
can/could
表示能力,意为"能,会" I can cook delicious food.
表示许可时,意为"可以,能
够",相当于 may She said that I could use her computer.
用于推测,表示可能性,意为
could can
不肯定,多用于否定或疑问句
The man can’t be our teacher he has gone to
Beijing.
There is someone outside — who can it be?
(知识拓展)
1. can 的一般疑问句,肯定回答用 Yes, ...can;否定回答用 No, ...can’t
—Can you play the piano? —Yes, I can. /No, I can’t
2. cancould be able to can be able to
以用于各种时态;can( could)表示能力时,可用 be able to 代替。
I can(am able to) afford the car.
She has been able to come to school.
I could(=was able to) drive a car before I left school.
may/might 表示允许或许可,意为"可以
May I use your phone?
表示征询许可时,might may
的语气委婉
—Might I ask for a photograph of your little
daughter?
—Yes, you may.
用于表推测时,是"可能,或
许"之意,might 语气更加不肯
定,多用于肯定句
He may be wrong, but I’m not sure.
She might be very busy now.
(知识拓展)
1. may 一般问句肯定答用 Yes, ...may. /Yes, of course. /Yes, certainly.
否定回答用 No, ...can’t/mustn’t
—Might/May I smoke in this room?
—Yes, you may. /No, you can’t/mustn’t.
2. 用于表示推测时,may might 一般不用于疑问句,而在疑问句中,常使用
can;在否定句中,maynot/might not 意为"可能不",而 can’t/couldn’t 意为
"不可能"。
The young people might not like the idea.
It can’t/couldn’t be our headmaster. He has gone to America.
must
表示必须,一定要,指说话人的主
观语气 You must keep quiet.
mustn’t 表示禁止,意为"千万不
要,禁止",是说话人强有力的劝
You mustn’t go out alone.
表示推测时,用于肯定句,意为"
can’t/
couldn’t 来代替
She must be your sister.
He must be eighty now.
(知识拓展)
1. must 的一般疑问句,肯定回答为 Yes, ...must. ;否定回答为 No,
...neednt./No, ...don’t have to.
—Must I clean the classroom now?
—Yes, you must. 是的,你必须。/No, you don’t have to. /No, you needn’t.
2. must have to 的区别:
①用must 表示"必须"的意思时,通常着重于说话者的主观看法,认为有
必要去做某事;而 have to 着重于客观需要,含有"不得不"的意思。
We must study English hard.
You are ill today. You have to see a doctor.
②用must 表示"必须",只有现在时态的形式,如果要表示过去时或将来
时的"必须",就要用 have to 的相应形式。
You must drive fast to catch the time.
They will have to leave tomorrow morning.
will
表示意志、愿望和决心,常译为"
愿意"
If you will help us, we shall be very
grateful.
用于第二人称疑问句,表示请求或
建议等 Will you have dinner with me tonight?
表示习惯性动作或某种倾向,多用
于现在时,常译为"总是"
Kate will sit there, waiting for her daughter
to come back.
would 作为 will 去式可表去的
意志、愿望或决心等,意为"愿意
He promised he would never smoke again.
表示过去反复发生的动作或某种倾
Their English teacher would tell them
stories in English after class.
用于第二人称疑问句中,表示现在 Would you please pass the English-Chinese
的请求、建议,比 will 的语气委婉 dictionary on to Mary?
(知识拓展)
would like 意为"愿意,想要";would like/love to do sth 意为"愿意/想要做
某事";would like sb to do sth 意为"想要某人做某事"。
Would you like a cup of tea?
Would you like to sing a song?
I would like you to wake me up at 5:30 tomorrow morning.
shall
求对方意见
Shall we begin now?
Tom is waiting outside. Shall he come in,
sir?
命令、警告、允诺或威胁等 Yon shall fail if you don’t work hard.
should
shall 的 过 去 式 , 用 于 第 一 、 三 人
方意见
I asked the manager if I should have a few
days off.
应该",往往表示说话者的观点
居然"
need
句和否定句
Need you go so soon? 你需要这么早走
?
You neednt come so early.
么早。
(知识拓展)
need 的一般疑问句,肯定回答为 Yes, ... must.;否定回答为 No, ... needn’t.
—Need he finish the article next week? 他需要下星期完成这篇文章吗?
—Yes, he must. 是的,他必须完成。/No , he needn’t. 不,他不需要。
have to
有时态形式的变化;否定式 don’t have to
意为"不必"(=
needn’t)
My brother was very ill, so I had to
call the doctor in the midnight.
生请来。
I haven’t got any money with me, so
[32042680]第10练 Can you play the guitar情态动词等-2022年.docx

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作者:envi 分类:高中 价格:3知币 属性:10 页 大小:127.99KB 格式:DOCX 时间:2025-03-24

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