能产生β-内酰胺酶的菌株是()
A.金黄色葡萄球菌
B.流感嗜血杆菌
C.淋病奈瑟菌
D.革兰阴性厌氧菌
E.肺炎链球菌
参考答案:A, B, C, D, E
I in this small mountain village when I was a child. [ ]
A. use to live
B. used to living
C. used to live
D. used to life
小儿呼吸道免疫特点,不正确的是()
A.IgG含量正常
B.IgA含量低
C.sIgA含量低
D.肺泡巨噬细胞功能不足
E.补体数量和活性不足