问题
选择题
You never know where happiness will________ next, so grasp every chance around you.
A．show off
B．turn down
C．turn up
D．come in
答案
答案：C
题目分析：A. show off炫耀，B. turn down声音调低，拒绝，C. turn up声音调大，出现，露面，D. come in 进来，句意：你从不知道快乐下面会在什么地方出现，所以抓住身边的每个机会。选C。