zuo luo gua xia
--- Where is the post office ?
--- Go to the ______ and you’ll see the post office ______ the street.
A.bicycle’s shop ; cross
B.bicycle shop ; across
C.bicycles shop ; cross
D.bicycles’ shop ; across
药事管理的依据是()
A.市场管理
B.宪法、法律和法规
C.行业约定
D.药品生产特点
E.药品质量特点