The policeman did what he could ____the poor man.(help/to help)(why) 为何不用helpcould后不是加help吗

分类: 作业答案 • 2021-12-19 11:43:41

问题描述：

The policeman did what he could ____the poor man.(help/to help)
(why)
为何不用help
could后不是加help吗

答

to help