既能消食，又能化坚消石治疗结石症的药物是
A．石韦
B．海金砂
C．鸡内金
D．金钱草
E．莱菔子
参考答案：C
—Miss Green, could you tell me how to improve my pronunciation?
—Sure. The most important thing is that you should _________.
A．do more exercise
B．use the dictionary correctly
C．listen and speak more
D．work out some outlines first
Caroli氏病属于先天性胆管囊肿哪一型()
A．I型
B．Ⅱ型
C．Ⅲ型
D．Ⅳ型
E．Ⅴ型
