-----Mr.Smith, ________ girl wants to see you.

----If that’s _________girl who has fair hair and wears a red dress, I will see her.

A．the; the

B．a; the

C．the; a

D．a;a

为提供药物咨询、查找资料一般先从三级信息开始，其主要原因是

A．资料详细

B．权威性强

C．不存在偏倚

D．资料数量多

E．查找方便快捷