第5题: [单项选择]妊娠期尿路感染的治疗不宜采用 A. 诺氟沙星 B. 阿莫西林 C. 呋喃妥因 D. 头孢呋辛钠 参考答案:A 答案解析:①喹诺酮类(如诺氟沙星)抗菌药口服易吸收,在尿中药物浓度高,临床上常用于尿路感染的治疗。由于有致畸作用,因此妊娠期妇女禁用。②对于妊娠期尿路感染可选用毒性较小的抗菌药物,如阿莫西林、呋喃妥因或头孢菌素
第28题: [单项选择]Why does the woman ask about the time A. She does not have a watch. B. She is nervous about the appointment. C. Tom’s watch keeps good time. D. Tom is afraid to be late. 参考答案:B 答案解析:[听力原文] W: Tom, what time is it now M: It’s still early, just ten past two. W: Well, as you