【单选题】根据以下内容回答题: When we work and also when we play,we use up energy.The energy may be physical or mental or a(1)of the two.If we set someone at a job and keep him at it continuously(2)rest,ultimately he wi...
【简答题】An English saying goes: “ All work and no play makes Jack a dull boy. ” That means we should relax after a day’s hard work or we’ll be unhealthy. Many students know that if they want to get ideal jobs...