discuss的适当形式填空:the question is under ( ) now.

问题描述:

discuss的适当形式填空:the question is under ( ) now.

填discussion
under后跟名词,这里discuss是动词,需要变为名词,即 discussion
under意为正在...之中;正受到;处于...情况之下
如The plan is still under discussion.
这个计划尚在讨论中.