一般情况下，对于调解双方当事人都有违法行为的纠纷时，采用最实用的方法是（）。
A.冷处理
B.强迫式
C.把握火候
D.换位质询
参考答案：B
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
函数cscx的导数是（）。
A.cscx tgx
B.secx ctgx
C.-cscx ctgx
D.1/cosx
