Mr. White works for a chemicals import and export company, but he has been worki

游客2024-08-08  11

问题 Mr. White works for a chemicals import and export company, but he has been working for this industrial fair, while he is______ from that company.

选项 A、on leave
B、on duty
C、on patrol
D、on guard

答案 A

解析 怀特先生在一家化学制品进出口公司工作。但在休假期间,他一直在工业博览会干活。on leave休假。on duty值班,上班。on patrol在巡逻中。on guard在岗,警惕。
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