According to the promotional flyer, this year's convention on international trade issues promises to be a very__________ event.

2023-05-26

A.informing
B.information
C.informative
D.inform

参考答案:C

空格前有副词“very”,后面有名词“event”,据此可以推断空格处应填入形容词。分析句意。空格处需要表示“有益的,信息量大的”形容词,因此C为正确答案。