善除脾胃大肠湿热，为治湿热泻痢要药的是
A.葛根
B.黄芩
C.黄连
D.黄柏
参考答案：C
下列山脉不是青藏地区与西北地区分界线的是 [ ]
A、昆仑山
B、阿尔金山
C、祁连山
D、横断山
-__________ TV do you watch every Saturday?
-Two hours.[ ]
A. How often
B. How many
C. How much
D. How many hours
