来源为蝰科动物的药材是（）
A.金钱白花蛇
B.乌梢蛇
C.蕲蛇
D.全蝎
E.斑蝥
参考答案：C
Although lots of people were watching around，none of them ________. [ ]
A．was offered to help
B．was offering help
C．offered helping
D．offered to help
下列哪一项不属于治安行政处罚的种类( )
A．罚金
B．行政拘留
C．限期出境和驱逐出境
D．暂扣或者吊销许可证和执照
