除解表退热外，又能疏肝的药是（）
A．柴胡
B．葛根
C．升麻
D．蔓荆子
E．淡豆豉
参考答案：A
— It's very kind of you to help me.
— ________. [ ]
A. All right.
B. It's a pleasure.
C. I'd like to.
D. It's a good idea.
下列哪一行为是合法的( )。
A．招标人与投标人串通抬高标价
B．投标人串谋压低标价
C．限定投标人范围
D．排挤竞争对手
