The boys have swum just now.That is why their hair is wet.

分类: 作业答案 • 2022-01-09 18:05:57

问题描述：

The boys have swum just now.That is why their hair is wet.
just now不是用于过去时吗?这里为什么用于完成时?完成时不是只能用just吗?

答

指刚刚、但已经完成