We bought the big house with the saving we had _______ for several years.
A.put asideB.put offC.put downD.put in在线课程A
考查动词短语的区别。put aside“留下来供将来用，存储”，put off“推迟”，put down“着陆，放下，镇压，写下，记下”，put in“插嘴，进入，使加入，选举”。