whynot例句 whynot的用法总结( 三 ) _whynot的用法总结

5. That’s why …is used to give a reason:
--Frank and Ellen have three children now.
--That’s why they moved house. They needed more space.
--Ian’s not been feeling well recently, has he?
--No. That’s why he’s taken some time off.
6. Why should … is used when we are annoyed about something:
Why should old people have to worry about health insurance?
Note:Why should I? as a response is very direct and rude.
A is a mother and B is a child who is opening and closing the car window
A: Stop doing that.
B: Why should I?
7. “Why not ...?” is used to make a suggestion:
If you’re so unhappy, why not leave?
8. “Why not ...?” is used to express agreement:
--May I go with you? 我可以和你一起去吗?
--Why not? 可以呀。
--Let's go out for an Italian tonight.
--Yes, why not?
9. used to insist on his own opinions or ideas:
--Are you really going to sue them? 你真的要控告他们吗?
--Yes, why not? 是的，为什么不呢?
Note：We must use the infinitive without “to” in the questions beginning with “why not” or “why”. But Why not is used to make a suggestion and why is used to indicate that an action is unnecessary and meaningless.
--My girl-friend is in a bad mood. 我女朋友心情不好。
--Why not (Why don’t you) give her some flowers? 为什么不送给她一些花呢?
Why argue with him? He will never change his mind. 为什么跟他争论?他永远不会改变看法的。
根据上述why以及why not的用法，我们有理由可判断本文开头中所提仁爱版八上第三单第三话题中的Section B P73中的Why，应该是Why not 。
Why not?只表示建议吗?看看他的多重含义
昨天跟战友们讲了个关于建议的句型，我们学到Why not....为什么不...呢?表示建议。当然这个句型有时候并不代表建议，他还有其他的用法。
1，可以用来询问原因：为什么?
a:You should not smoke.
你不应该吸烟。
b: Why not ?
为什么?
2，坚持自己的观点
a:Are you really going to sue them?
你真的要起诉他们吗?
b:Yes ,Why not ?
3，表示赞成
a; Can I go with you?
我能跟你一起去吗?
b: Why not?
为什么不呢?
语法轻松学：细讲否定省略句“why not…”的用法
一、why not的口语用法
why not在口语中主要有以下用法：
1.表示同意或赞成，意为：好的;可以呀;为什么不可以呢。
如：A：May I go with you?我可以和你一起去吗?B：Why not?可以呀。A：Let’s eat out tonight.今晚我们出去吃吧。B：Yes, why not?那好啊。A：I wonder if I could make a living by writing.我不知靠写作能否维持生计。B：Why not?
那可以呀。
2.表示劝诱、建议或命令，意为：……怎么样;为什么不……呢。

whynot例句 whynot的用法总结( 三 )

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