题目内容
【题目】The argument has gained currency throughout the world ________ listening to classical music regularly improves the brain dramatically.
A.whetherB.thatC.whatD.where
【答案】B
【解析】
考查同位语从句。句意:这一观点在全世界流行开来,即常听古典音乐能显著改善大脑。空格后的从句是对currency的解释,从句中不缺成分,语意完整,因此使用that引导同位语从句,故选B。