题目内容
【题目】An opinion is _____ someone believes is true but has not been proved.
A. that B. what
C. which D. whether
【答案】B
【解析】
试题分析：what someone believes is true做is的表语从句，what指的是an opinion, 由此可知正确选项。
练习册系列答案
相关题目
题目内容
【题目】An opinion is _____ someone believes is true but has not been proved.
A. that B. what
C. which D. whether
【答案】B
【解析】
试题分析：what someone believes is true做is的表语从句，what指的是an opinion, 由此可知正确选项。