Chinese medicine can sometimes provide a cure western medicine can't produce any good result
A. because
B. where
C. that
D. whether
网友回答
A. because
(答案→)B. where
C. that
D. whether
解析：句意：中医有时达到一个西医不能带来的治疗效果。这里是定语从句，先行词是cure，关系词在定语从句中作状语，that在定语从句中作主语、宾语和表语，where在从句中状语。故选B。