第34题: [单项选择]李某,18岁,患急性扁桃腺炎,医嘱青霉素皮试。配制青霉素皮试液时,其皮内注射剂量为 A. 2~5U B. 20~50U C. 50~100U D. 200~500U E. 1000~2500U 参考答案:B 答案解析:[解析] 青霉素过敏试验液的剂量以每毫升含200~500U的青霉素G,生理盐水溶液为标准,皮内注入0.1ml溶液,应含青霉素20~50U。
第37题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard. A. She was hurt by the man. B. She lost her temper. C. She didn’t speak to her husband. D. She missed the dinner party. 参考答案:A 答案解析:[听力原文] W: I can’t get over the way you treated me at our own dinner table. M: I was irritated