问题描述:
die的用法
It's three years since his mother died.
为什么不能用has died
什么时候die又用完成时?
It's three years since his mother died.
为什么不能用has died
什么时候die又用完成时?
问题解答:
我来补答展开全文阅读
问题描述:
问题解答:
我来补答