河南的道地药材是( )
A.砂仁 B.金银花 C.地黄 D.延胡索 E.三七
参考答案:C
解析:[知识点] 根及根茎类中药——地黄
--- What ______ when I phoned you?
--- I ______ my work, and I was about to go out.
A.have you done; finished
B.were you doing; have finished
C.did you do; had just finished
D.were you doing; had just finished
药物经济学研究的最终服务对象是
A.医疗保险公司
B.临床医务人员
C.卫生决策者
D.大众传媒
E.公众