药品费用控制方法包括()
A.药物利用评价
B.药品价格控制
C.风险共担合同
D.制定国家基本药物目录
E.医疗保险用药目录
参考答案:A, B, C, D, E
I was very busy that day. Otherwise I _________in the discussion.
A.would take party
B.had taken part
C.took part
D.would have taken part
下列哪种黑痣比较稳定而一般不会恶变
A.交界痣
B.巨痣
C.皮内痣
D.混合痣
E.伴卫星痣的黑痣