Dear Mary,I have received your e-mail 这个为什么不用 I had receive your e-mail 呵呵,

问题描述:

Dear Mary,I have received your e-mail 这个为什么不用 I had receive your e-mail 呵呵,

因为这里的have received是现在完成时的形式,即have done形式.现在完成时用于两种情况:1,过去发生的事对现在产生了影响,如:I have seen the film before.对现在产生影响,对这部电影熟悉了;2,过去发生的事延续到现...