这道题目的正确答案是A。句意为：她在丢失的地方找到了她的计算器。这个句子没有表示地点的先行词，所以不能将where引导的从句看作是定语从句。试比较： She found her calculator where she lost it. = She found her calculator at the place where she lost it. 前者where she lost it直接用作地点状语；后者at the place是地点状语，where引导定语从句。