问题
选择题
The two presidents agree with each other on the whole, but much remains______at the following meeting.
A.discussing
B.discussed
C.to discuss
D.to be discussed
答案
答案:D
此题考查非谓语动词的用法。remain为系动词,相当于be动词,该句主语much和discuss 之间存在被动关系,且从后面的at the following meeting 知道该动作是将要发生的,故选D,而不选B。