止嗽散的配伍特点（）
A.温而不燥
B.润而不腻
C.散寒不助热
D.解表不伤正
E.散中有补
参考答案：A, B, C, D
— I hear Kris had an accident as he was riding his bike to school yesterday.
— ________? He is always so careful when he is riding.
A．What for
B．How come
C．Why that
D．So what
当代中国市政体制的特征有哪些？
