why

1. QUEST You use why in questions when you ask about the reasons for something. 為什么 (用于提問原因)

Why hasn't he brought the whiskey?

為什么他還沒把威士忌酒帶來？

Why didn't he stop me?

為什么他沒有阻止我？

2. CONJ You use why at the beginning of a clause in which you talk about the reasons for something. …的原因 (用在從句開頭)

He still could not throw any further light on why the lift could have become jammed. 他對(duì)電梯為什么會(huì)卡住仍給不出更多解釋。

Experts wonder why the U.S. government is not taking similarly strong actions against AIDS in this country. 專家們想弄明白為什么美國(guó)政府沒有對(duì)該國(guó)的艾滋病采取類似的強(qiáng)硬舉措。

3. ADV Why is also an adverb. 為什么

I don't know why. 我不知道為什么。

It's obvious why. 很明顯是為什么。

4. PRON-REL You use why to introduce a relative clause after the word "reason." 用在(reason)后面，引導(dǎo)關(guān)系從句

There's a reason why women don't read this stuff; it's not funny. 婦女們不讀這種東西是有原因的：它并不逗趣。

5. ADV Why is also an adverb. 為什么[n ADV]

He confirmed that the city had been closed to foreigners, but gave no reason why. 他證實(shí)這座城市已經(jīng)禁止外國(guó)人進(jìn)入，但沒有給出原因。

6. QUEST You use why with "not" in questions in order to introduce a suggestion. (問句中與)(not)(連用，引入建議) 為什么

Why not give Charmaine a call?

為什么不給莎梅因打個(gè)電話呢？

7. QUEST You use why with "not" in questions in order to express your annoyance or anger. (在問句中與)(not)(連用，表達(dá)懊惱或憤怒) 為什么[情感]

Why don't you look where you're going?

為什么你不看看自己在往哪兒走？

8. CONVENTION You say why not in order to agree with what someone has suggested. (表示贊同某人的建議) 為什么不呢[套語(yǔ)]

"Want to spend the afternoon with me?"—"Why not?"

“想和我一起度過這個(gè)下午嗎？”—“為什么不呢？”

9. INTERJ People say "Why!" at the beginning of a sentence when they are surprised, shocked, or angry. (用于句首表達(dá)驚訝、震驚或憤怒) 哎呀 ！[美國(guó)英語(yǔ)]

Why hello, Tom. 哎呀，你好，湯姆。