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He hasn't written since he has left.改错

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/10 10:31:26
He hasn't written since he has left.改错
哪里有错啊?
请指出,并改错.
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.