2.-Oh,it’s already a quarter past six.What shall we do at the meeting this evening?

问题描述:

2.-Oh,it’s already a quarter past six.What shall we do at the meeting this evening?
-We’ll go on with the matter________ this afternoon.
A.be discussed   B.being discussing
C.discussed   D.which discussed
这个怎么解释,怎么选择

选 C
matter和 discuss构成被动语态,用被动语态表示被动关系和动作完成. 并且做后置定语修饰matter