淋证的病理因素主要是（）
A.风寒
B.痰凝
C.瘀血
D.湿热
E.肝郁
参考答案：D
Do you know the _____ between these two words? [ ]
A. different
B. same
C. difference
D. difficult
临床死亡期限一般认为是
A．1～3minB．4～6minC．8～10minD．11～13minE．14～16min
