have、 had、 has的用法和区别是什么?
have、had、has的用法和区别:
1、have、had、has区别在于不同时态和不同人称之间,三个单词其实表达为一个意思。
2、如果是一般现在时,第三人称单数的时候用has,其它(如第一人称和第二人称)用have。
3、如果是一般过去时,全部都用had。
4、has/have been是现在完成时,has用于第三人称单数,had been过去完成时,跟前者相比,比前者更为过去。
have
1、Alex has already gone?
亚历克斯已经走了。
2、When I met her, she had just returned from a job interview?
我遇见她时,她刚参加完一场求职面试回来。
3、You haven't sent her away, have you
你还没有把她送走,是吗?
4、He arrived in San Francisco, having left New Jersey on January 19th?
1月19日离开新泽西后,他到了旧金山。
5、I went out and had a walk around?
我出去在周围散了一会儿步。
had
1、Had he succeeded, he would have acquired a monopoly?
要是他当时成功了,他就会取得垄断地位。
2、If your customer thinks he's been had, you have to make him happy.?
要是顾客感觉自己当了冤大头,你就得设法让他消气。
3、Unless she loses some weight, she's had it?
除非她减点儿肥,否则她就没戏了。
4、I've had it. Let's call it a day?
我受不了了。今天就到这儿吧。
5、Had I known what the problem was, we could have addressed it.?
如果我当时知道问题出在哪里,我们就可以设法解决了。
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