第12题: [单项选择]心源性哮喘与支气管哮喘主要的不同点是() A. 病史长,病程反复发作 B. 多在午夜发作 C. 心脏扩大有奔马律 D. 两肺有广泛的哮鸣音 E. 无肺淤血体征 参考答案:C 答案解析:心源性哮喘是急性左心功能不全时出现的喘息症状,易与支气管哮喘混淆,两者的鉴别要点可归纳为:①病史不同;②发病年龄不同;③发病季节;④肺部体征;⑤心脏体征;心源性哮喘者可见左心增大、奔马律及病理性杂音;
第23题: [单项选择]Who has got a penWhy is the woman busy these days A. Because she’s writing a book. B. Because she’s learning how to use a computer. C. Because she’s making computers. 参考答案:B 答案解析:[听力原文] M: What are you busy with these days W: I’m learning how to use a computer.