Question

【题目】He wrote a letter ________ he explained what had happened in the accident.

A. what B. which

C. where D. how

Answer 1

【答案】C

【解析】

试题分析：考查定语从句。句意：他写了一封信，在信中，他解释了在这次事故中所发生的事情。定语从句中有主语和宾语从句，先行词在从句中作状语，where相当于in which。