膀胱湿热所致的尿频、尿急、尿痛，采用的治法属于
A．热者寒之B．通因通用C．两者均是D．两者均非
参考答案：C
If you want to try some of the most _____ skiing in the world, you should try a visit to Kitzbuel,
_____ in southern Austria. [ ]
A. challenged; located
B. challenging; locating
C. challenged; locating
D. challenging; located
适合于登革病毒的分离和培养的细胞是（）。
A.C6／36
B.鸡胚
C.Vero
D.HeLa
E.Hep-2
