问题详情：
The traveler ______ his map to make sure he was not lost.
A. looked after B. looked up C. looked for D. looked down
【回答】
B
【解析】句意：那位旅行者查看他的地图来确保他没有迷路。
A. looked after寻找；B. looked up查阅；C. looked for寻找；D. looked down向下看。根据下文to make sure he was not lost.可知这里是说查看他的地图。根据题意，故选B。
知识点：动词和动词短语
题型：选择题
