-How do you find the Chinese Character Dictation Competition on CCTV?.
- Great! It has brought us a wonderful experience and can't be
A. as educational
B. so educational
C. most educational
D. more educational
网友回答
A. as educational
B. so educational
C. most educational
(答案→)D. more educational
解析：句意：--你认为中央电视台的中国汉字拼写大赛怎么样？--好极了，它给我带来很好的经历，不能再有教育意义了。否定词和比较级连用表示最高级的用法，所以选D。