Question

【题目】Balance in the body was said to be at the heart of _________ made traditional Chinese therapy so effective.

A.whichB.thatC.whoD.what

Answer 1

【答案】D

【解析】

考查连接代词。句意：据说，身体的平衡是中医疗法如此有效的核心。分析句子可知，of为介词后接宾语从句，宾语从句中需要用what作made的宾语。故选D项。