He has been there (for)six months.这句话里 for 的用法 ,以及能不能省略.
问题描述:
He has been there (for)six months.这句话里 for 的用法 ,以及能不能省略.
答
He has been there (for)six months.这句话里 for 的用法 ,以及能不能省略.