问题补充:
Drinking water , having a healthy snack and taking exercise are all positive ways to you when you are working on a tight schedule.
A. relieve
B. refresh
C. liberate
D. comfort
答案:
A. relieve
(答案→)B. refresh
C. liberate
D. comfort
解析:句意:当日程安排紧张的时候,喝水、健康饮食和锻炼都是恢复精力的好办法。relieve“缓解,减轻”;refresh“使恢复精力,使感觉凉爽”;liberate“使解脱,使解放”;comfort“安慰”。根据句意应选B。