一道初三英语同义句转换题

问题描述:

一道初三英语同义句转换题
Shall we go on a picnic?
我答的是:Are we to go on a picnic?
我没说清楚,题下面是三个空
---go on a picnic?
这个题根本没法用going,题下面就这三个空要填。

Could we please go on a picnic?