The girl is playing the piano.（改为否定句） The girl ____ ____ the piano.

The girl is playing the piano.（改为否定句） The girl ____ ____ the piano.
We are eating dinner.（对划线部分提问）
划线部分是：eating dinner
____ ____ they ____?
They are watching TV at home.（对划线部分提问）
划线部分是：at home
____ _____ they watching TV?
Jack is listening to a CD in his room.（对划线部分提问）
划线部分是：in his room
____ _____ Jack ____ ____ a CD?
My father and mother aren't at home today.（改同义句）
My ____ are _____ today.
Where is Jenny?She _______（正在打扫房间）now.
Bob usually ______（做晚餐）for their family family every Saturday.
There are many activities in our school,come and _____（加入我们）!
Do you want to ____________（洗衣还是洗餐具）?