第5题: [单项选择]男,54岁。因持续性痰中带血就诊,患者最可能的诊断是() A. 肺炎 B. 肺癌 C. 肺气肿 D. 支气管扩张 E. 肺结核 参考答案:B 答案解析:痰中带血是咯血的一种形式,许多呼吸系统疾病如肺结核、肺炎、肺脓肿、支气管扩张、肺癌、慢性支气管炎都可以引起咯血。不同疾病引起的咯血特点不尽相同,持续痰中带血要高度怀疑肺癌。
第36题: [单项选择]Questions 19 to 22 are based on the conversation you have just heard. A. A taxi driver. B. A bus driver. C. A college student. D. A dustman. 参考答案:A 答案解析:[听力原文]19-22 Operator: Hello. This is the emergency 911 operator. Taxi Driver: Help. Help. Plea