Question

【题目】The other day, my father drove his car down at ____ I thought was a dangerous speed.

A.as B.that C.which D.what

Answer 1

【答案】D

【解析】考查宾语从句。此句含有一个宾语从句，“I thought”为插入语，从句缺少主语，指物，应用what引导。选D。