It will be some years before some foreign doctors change the impression they hav
来源：网络
时间：
推荐文章
It will be some years before some foreign doctors change the impression they have ____Chinese medicine, _____, in their opinion, is nothing but raw herbs and not effective at all in treating diseases. [ ]A. for; which
B. on; what
C. to; that
D. on; which
试题答案
D