【题目】Have you _____ your things, Bob? The train is leaving at 2:30 this afternoon, so we don’t have too much time.
A.added up
B.hidden away
C.set down
D.packed up

【答案】D
【解析】A. added up把...想加；B. hidden away把...隐藏起来；C. set down记下；D. packed up打包，整理行李；句意：鲍勃，你东西整理好了吗？火车今天下午2:30出发，我们没有很多时间。根据句意，故选B。