【题目】Bob suddenly changed his mind just as we were about to __________ for the train station, which made me very angry.
A. set off B. make up
C. put off D. queue up
在线课程【答案】A
【解析】
试题分析：考查动词词组。A. set off出发； B. make up 组成，构成； C. put off拖延；D. queue up排队等候。句意：当我们正要去火车站的时候，鲍勃突然改变了它的主意，这使我很生气。故选A。