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情態(tài)動(dòng)詞的用法口訣
在英語(yǔ)學(xué)習(xí)中,情態(tài)動(dòng)詞是經(jīng)常會(huì)遇到的。下面是小編整理的關(guān)于情態(tài)動(dòng)詞的用法口訣的相關(guān)內(nèi)容,希望對(duì)你有幫助。
一、情態(tài)動(dòng)詞的定義:情態(tài)動(dòng)詞有詞義,但它不能單獨(dú)作謂語(yǔ),它必須和其他動(dòng)詞一起構(gòu)成謂語(yǔ)。情態(tài)動(dòng)詞沒(méi)有人稱和數(shù)的變化;它的后面必須跟動(dòng)詞原形。
二、情態(tài)動(dòng)詞的種類:
情態(tài)動(dòng)詞 |
詞義 |
否定形式 |
詞義 |
can |
能夠,會(huì) |
can’t |
不能,不會(huì) |
could |
能夠,會(huì) |
couldn’t |
不能,不會(huì) |
may |
可以 |
/ |
/ |
must |
必須 |
mustn’t |
不允許,不能 |
shall |
將,要 |
/ |
/ |
should |
應(yīng)該 |
shouldn’t |
不應(yīng)該 |
need |
需要 |
needn’t |
不必 |
would |
將會(huì),愿 |
wouldn’t |
不會(huì),不愿 |
三、情態(tài)動(dòng)詞的用法及主要句型:
1、Can I help you? ——Yes, please. / No, thanks.
2、Can + 主語(yǔ) + 動(dòng)詞原形? Yes, ~ can. No, ~ can’t.
3、Can I borrow your book?----Yes,of course.
4、Can I write on the book? ------No, you can’t\mustn’t.
5、Could \Can you help me?---- Yes,of course.\Certainly.\ Sure.
6、Could \Can you tell me the way to the Zoo?
7、May I come in?----- Come in, please.
8、May I sithere?----- Yes, please.\Sorry, please don’t.
9、May I have someCoke?---- Yes, of course.
10、May/ Could / Can I speak toTom? -----Speaking. Who’s calling?
11、should 、shouldn’t 表示勸告:
1) He should get up early. 2) She shouldn’t play computer game too much.
12、Should +主語(yǔ) +動(dòng)詞原形? Yes, ~ should.\ No, ~ shouldn’t.
13、表示建議“你愿意…嗎”
Would you liketo go shopping with me? -----Yes,I’d love to. /I’d love to. But I’m busy now.
14、就餐用語(yǔ)Wouldyou like something to eat\drink? ----Yes, I’d like…
15、shall用于第一人稱(I, we), 可以表示“將”和表示建議 “……好嗎?”
1) Where shall we have dinner? 2) Shall we go fishing? -----All right. \OK.\Good idea.
16、Must + 主語(yǔ) + 動(dòng)詞原形? ---Yes,~ must.\No, ~ needn’t.
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