Tom spent a long time washing his dirty clothes last weekend.

分类: 作业答案 • 2021-11-12 23:09:58

问题描述：

Tom spent a long time washing his dirty clothes last weekend.
为什么要用washing 而不是to wash?

答

spend两个固定搭配
spend...(in) doing sth in可以省略
spend...on sth