Let's do our homework first.同义句 .--- --- --- our homework first?

Let's do our homework first.同义句 .--- --- --- our homework first?
Let's do our homework first.同义句 .--- --- --- our homework first?

Let's do our homework first.同义句 .--- --- --- our homework first?
貌似是三根横线啊,则答案为：
Let's do our homework first.
= (What/How about doing) our homework first?
= (Shall we do) our homework first?
= (Why not do) our homework first?

shall we do our homework first?

shall we do our homework first?
why not do our homework first?
这两句都可以。

您好！
Let's do our homework first.同义句 。-Shall-- -we-- -do-- our homework first?