---Students should devote most of their time to studying rather than playing puter games.
--- .No pains, no gains.
A. Extremely
B. Actually
C. Obviously
D. Exactly
网友回答
A. Extremely
B. Actually
C. Obviously
(答案→)D. Exactly
解析：
试题分析:考查副词辨析。A非常地；B实际上；C明显地；D确切地。根据No pains, no gains.可以判断说话人赞同对方的话，所以答案选D。句意：---学生们应该把大多数时间用在学习上，而不是用在玩电脑游戏上。---完全正确。俗语说的好：不劳不获。