获取药物信息的途径包括
A．专业期刊
B．编目与索引
C．学术交流
D．临床实践
E．信息系统
参考答案：A,C,D,E
----What’s the matter with Della?
---- Well, her parents wouldn’t allow her to go to the party, but she still ____.
A．hopes to
B．hopes so
C．hopes not
D．hopes for
