It's no use __ to repair the bicycle;it's too old.A.to cry B.trying C.having tried D.by trying

问题描述:

It's no use __ to repair the bicycle;it's too old.A.to cry B.trying C.having tried D.by trying
请说明理由

B It's no use/good doing sth 是固定句型,做某事没有用处(好处)