Question

【题目】According to a recent survey，homework is students most often blame for their lack of sleep.

A. why B. that

C. what D. which

Answer 1

【答案】C

【解析】试题分析：考查名词性从句。本句中含有一个表语从句，what引导起这个宾语从句并在句中作为动词blame的宾语。句意：根据最近的一项调查，家庭作业是学生们经常抱怨缺少睡眠的主要对象。AB项不能在句中做宾语，which含有疑问语气。故C正确。