问题补充:
The 18th National Congress of the CPC has been one ofthings in our life recently.
A. important
B. more important
C. most important
D. the most important
答案:
A. important
B. more important
C. most important
(答案→)D. the most important
解析:句意:中共第18届全国代表大会是我们最近生活的最重要的事情之一。One of+the+形容词最高级,表示“最……之一”;故选D。