层次较多,分工细致明确,管理严密,这种特点表现于()
A.扁平结构
B.直式结构
C.格拉丘纳期理论
D.斯隆模型
参考答案:B
Though to a higher position, she still didn't content herself.[ ]
A. promoting
B. being promoted
C. having promoted
D. promoted
性萎缩性胃体胃炎治疗中,下列哪一项错误()
A.口服抗生素
B.稀盐酸
C.VitB12
D.FeSO4
E.H2受体拮抗剂