来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/11/06 03:45:22
关于过去完成时的延续性动词
过去完成时能不能表示过去某个事件之前的某个时间段呢?
假设Tom从早上8:00开始看电视,看到了9:00.
9:00后,Tom的姐姐出去了.
要表示Tom在他姐姐出去之前看了1小时电视,能不能说:
Tom had watched TV for one hour by the time his sister got outside.
可以
Tom had watched TV for one hour by the time his sister went outside.