问题
单项选择题
流行性出血热少尿期并发肺部感染时应用抗生素治疗，选择下列哪种药物较妥（）
A.庆大霉素
B.利福平
C.氨苄青霉素
D.多粘菌素
E.头孢噻啶
答案
参考答案：C
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流行性出血热少尿期并发肺部感染时应用抗生素治疗，选择下列哪种药物较妥（）
A.庆大霉素
B.利福平
C.氨苄青霉素
D.多粘菌素
E.头孢噻啶
参考答案：C
| 根据句意，从方框内选择合适的形容词填空。 | |
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| 1. You mustn't do that in a _______ place. 2. We've been having ________ weather recently. 3. You don't have to pay; the exhibition is _______. 4. This morning in the park the ________ air makes me feel quite good. 5. He always prefers riding a bicycle rather than ride on a ________ bus. |