有没有变化格式要求?否则有很多种变化形式,如：
1,Let's play volleyball after school.
= Shall we play volleyball after school.
= What about playing volleyball after school?
= How about playing volleyball after school?
= Why don't we play volleyball after school?
= Why not play volleyball after school?
2,Let's join the music club.
= Shall we join the music club.
= What about joining the music club?
= How about joining the music club.
= Why don't we join the music club?
= Why not join the music club?
3,What do you want＿B＿?
A.eat B.to eat C.eating