when is your brother getting here?这句里的is可不可以改用does?为什么?
问题描述：
when is your brother getting here?这句里的is可不可以改用does?为什么?
答
不行,因为后面的动词已经加了ing了
答
不行,如果改用does，句子就得改成When does your brother get here?
答
when is your brother getting here?表将来时态.
when does your brother get here?亦可.
答
当然不可以，英语中does和going不能连用，这很基本。