He cleaned the room on Sunday .改否定、一般问、并两答,麻烦您了
问题描述：
He cleaned the room on Sunday .改否定、一般问、并两答,麻烦您了
答
否定：He didn't clean the room on Sunday.
一般问：Did he clean the room on Sunday?
两答:Yes,he did.
No,he didn't