儿童应避免使用的抗菌药是：
A．替卡西林
B．头孢克洛
C．克拉霉素
D．诺氟沙星
E．呋喃唑酮
参考答案：D
I read ____ books, but some of them are ____ boring. [ ]
A. kinds of; kinds of
B. kinds of; kind of
C. kind of; kind of
D. kind of; kinds of
全肺切除术后为何关闭胸腔闭式引流？
