非附着菌斑中优势细菌为()。
A.变形链球菌
B.放线共生放线杆菌
C.革兰阳性菌
D.革兰阴性能动菌
E.金黄色葡萄球菌
参考答案:C
从方框里选择正确的句子补全对话。
Tina: Hi, Dave. 小题1:
Dave: Oh, it was awful and boring. I didn’t have fun that day.
Tina: What did you do?
Dave: 小题2:I saw a dolphin show there.
Tina: 小题3:
Dave: But there were so many people.
Tina: 小题4:
Dave: About 5,000 people.
Tina: Wow! Too many.
Dave: 小题5:I couldn’t see it clearly.
Tina: Oh, that’s too bad.
与青霉素G比较,阿莫西林的特点是()。
A.对革兰氏阳性菌作用强
B.对革兰氏阴性杆菌作用强
C.对β-内酰胺酶稳定
D.对耐药金黄色葡萄球菌有效
E.对铜绿假单胞菌有效