题目内容

头孢菌素类与青霉素类比较,主要不同点是

A. 结构主核为7-氨基头孢烷酸(7-ACA)
B. 抗菌作用原理不同
C. 抗菌作用范围不同
D. 属于静止期杀菌药
E. 不会产生过敏性休克的不良反应

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红霉素临床应用的范围不包括:

A. 支原体肺炎
B. 金黄色葡萄球菌感染
C. 猪丹毒杆菌
D. 大肠杆菌

when is the college orientation in Barnard Law School held?

A. on the first day
B. on the second day
C. on the third day

who is with Juliet on her first day of university?

A. Juliet's sister
B. Juliet's mom
C. Juliet's friend

How does Juliet go out when she is in California?

A. by bike
B. by car
C. by public transportation

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