One should keep _____ promise. [ ]
A. one's own
B. every
C. himself
D. herself
答案:A
患者男,44岁。出现呕吐,眩晕,查体可见眼球震颤,该患者的诊断是()
A.肠梗阻
B.幽门梗阻
C.迷路炎
D.细菌性食物中毒
E.胆囊炎
已铺好无菌盘有效期为 ()
A.4小时
B.24小时
C.1周
D.14天
E.3天