同一药品生产企业生产的同一药品，药品规格和包装规格均相同的（） A.其标签应当明显区

近年来，轿车价格频频降低，房地产价格节节攀升。这表明商品的市场价格[ ]

A、是由商品的质量决定的

B、是买卖双方讨价还价的结果

C、由价值决定并受供求关系影响

D、取决于居民的消费水平和消费结构

Many students agreed to come, but some students against because they said they don''t have time.

A．did not because they say they did not

B．were against because they say they don't

C．did not because they said they did not

D．were against coming because they said they don't

最早刊登白话文、新体诗、改用新式标点符号的杂志是（   ）

A．《中外纪闻》

B．《民报》

C．《新青年》

D．《申报》

外源性支气管哮喘，浆细胞产生使人体致敏的抗体是（）

A.IgA

B.IgG

C.IgM

D.IgE

E.IgD

连续轧制头尾温差（）。

A.大

B.小

C.不变