Jack was born ___________ May 5th, 1980.[ ]
A. in
B. at
C. on
D. /
答案:C
经过各项检查确诊为化脓性脑膜炎,若病原为肺炎球菌,治疗应首选
A.氨苄青霉素
B.青霉素
C.氨苄+庆大霉素
D.新青Ⅱ号
E.先锋霉素
口腔医疗保健中最常见的病毒感染是()
A.乙肝
B.结核
C.单纯疱疹
D.AIDS
E.梅毒