英语句子语法We must do what we can to prevent(prevent)waste water

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/06/30 19:00:31

英语句子语法
We must do what we can to prevent(prevent)waste water from running into rivers
这个题为什么要用 to prevent
难道说把can 看成是情态动词填 prevent不行吗?
It‘s said that he was made(made)president last week.
为什么用被动他成为总统不比他被成为总统更好吗?
外国人timetable上的时间前面介词是什么 on?

We must do what we can（这里省略了do) to prevent(prevent)waste water from running into rivers (后面是不定式作目的状语）
It‘s said that he was made(made)president last week.
这句的make 不是成为.是“使.成为” 被动式即“被选为”
in the timetable
Look up the trains to Beijing in the timetable.
查火车时刻表上到北京的列车.

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