需另煎的药是（）
A.生石膏
B.徐长卿
C.葶苈子
D.羚羊角
E.阿胶
参考答案：D
解析：需另煎的药是羚羊角等，因其为质地坚硬的贵重药。故答案是D
Three weeks after the suicide bombing, the police were still hunting for bombers for they believe more were ______.
A．on the verge
B．on the sly
C．on the spot
D．on the loose
现代社会中，汇票和本票具有汇兑工具、信用工具、支付工具、结算工具、货币替代工具和融资工具的功能。 ( )
