题目内容
Being a doctor is one of the few professions____if you make a mistake,it can mean somebody's life.
A. that B. which C. when D. where
【答案】
D
【解析】
试题分析:此处the few professions是先行词,其在定语从句中作地点状语,故用where。这里相当于in the few profession. 句意:当医生是如果出错就出人命的几种职业之一。
考点:考查定语从句的用法。
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