【题目】You need to your things in the suitcase very quickly as the train is leaving.
A.pack up
B.pick up
C.get up
D.look up

【答案】A
【解析】句意：你需要快速的把东西收拾进手提箱，因为火车马上就要开了。pack up “ 整理”； pick up“捡起”； get up “ 起床”；look up“查阅”。选A。