Question

【题目】The environmentalist at last reached _____ was once an industrial area where he did a field survey.

A. what B. that

C. where D. which

Answer 1

【答案】A

【解析】

试题分析：考查名词性从句。根据句子分析可知，从句中缺少主语，故用关系词what引导。句意：环保人士最终到达了曾经做过实地考查的工业区。故A正确。