He hasn't written since he has left.改错
问题描述:
He hasn't written since he has left.改错
哪里有错啊?
请指出,并改错.
答
一楼回答正确.since he has left要改成since he left.since后面接过去的某一时间点,如果用时间状语从句来表示这一时间点,从句的谓语动词要用一般过去时.