钩藤人汤剂的用法是（）
A.先煎
B.后下
C.包煎
D.另煎
E.与诸药共煎
参考答案：B
Australia is one of the few countries _____ people drive on the left. [ ]
A. which
B. when
C. where
D. that
货币流通的基础是（）
A.现金流通
B.非现金结算
C.金储备多少
D.银储备多少
