大补元煎的药物组成有
A．人参、炒山药、熟地
B．川芎、羌活
C．杜仲、枸杞、当归
D．山萸肉、炙甘草
E．黄芪、五味子
参考答案：A,C,D
12．He moved to Germany in _____, when he was in _____．
A．the late 1990s; his sixties
B．late 1990s; his sixties
C．the late 1990s; the sixties
D．late 1990s; the sixties
美国房地产经纪运作方式中最常见.用得最多的是（）。
A.经纪人独家销售
B.开放式销售和联合专卖销售
C.卖主与经纪人独家销售
D.包底价销售和优先购买
