问题补充：
It seems to our modern world, where everything is a rush and we try to cram as much into every minute as possible, but if not busy, we feel unproductive and lazy.
A. controversial
B. conventional
C. contemporary
D. contradictory
答案：
A. controversial
B. conventional
C. contemporary
(答案→)D. contradictory
解析：句意：我们现代世界，看起来是矛盾的，每一件事情都匆忙并且我们设法尽可能填满每一分钟，如果不这样忙碌，我们就会感觉没有收益和懒惰。Controversial有争议的；conventional传统的；contemporary当代的；contradictory矛盾的，选D。
