---The sun is shining today. I am hot an

下列关于西方价格理论特点的说法，正确的有（）。

A.商品的边际效用决定其需求价格

B.市场供求状况决定商品的均衡价格

C.一定程度上认同劳动创造价值和剩余价值

D.回避劳动力商品特殊性的现实问题

E.认为资本主义制度还存在缺陷

奶麻邪郁肌表的治法是（）

A.疏风清热，宣透邪毒

B.辛凉透表，清宣肺卫

C.疏风清热，利湿解毒

D.清热生津，以助康复

E.泻火解毒，清热凉营

含气肺密度很低，是否会引起声波衰减

A．会
B．不会
C．气体少时无声衰
D．与有无气体无关
E．决定于声速如射角度

We should let more young parents and their children can enjoy scientific early education .

A．provide more young parents and their children to enjoy early education

B．provide more young parents and their children to enjoy early education and scientific

C．provide young parents and their children enjoy more scientific early education

D．provide young parents and their children with more early education services

在鉴定离子时，若对发生的反应现象有怀疑或检查试剂是否失效时，则可做对照试验。