had

1. Had is the past tense and past participle of . (have)的過(guò)去式和過(guò)去分詞

2. AUX Had is sometimes used instead of "if" to begin a clause which refers to a situation that might have happened but did not. For example, the clause "had he been elected" means the same as "if he had been elected." 代替(if)，引導(dǎo)一個(gè)表示虛擬假設(shè)條件的分句

Had he succeeded, he would have acquired a monopoly. 如果他那時(shí)成功了，他就會(huì)獲得壟斷地位。

3. PHRASE If you have been had, someone has tricked you, for example by selling you something at too high a price. 受騙上當(dāng)[非正式]

If your customer thinks he's been had, you have to make him happy. 要是顧客覺(jué)得他受騙了，你得想法取悅他。

4. PHRASE If you say that someone has had it, you mean they are in very serious trouble or have no hope of succeeding. 完蛋了[非正式]

Unless she loses some weight, she's had it. 除非她減掉一些體重，否則她就完蛋了。

5. PHRASE If you say that you have had it, you mean that you are very tired of something or very annoyed about it, and do not want to continue doing it or it to continue happening. 受夠了[非正式]

I've had it. Let's call it a day. 我受夠了。我們今天就到這里吧。