第2题: [单项选择]患者男性,40岁,无长期服用药物史。自觉心跳缓慢,反复胸闷2年,时有黑矇,1周来黑矇发作次数明显增多,伴晕厥1次。最可能的治疗选择是 A. 同步直流电复律 B. 去除诱因 C. 肾上腺皮质激素 D. 多巴胺 E. 起搏器治疗 参考答案:E 答案解析:[解析] 患者未提供心电图及动态心电图资料,但根据病史诊断首先考虑病态窦房结综合征,且有2年病史,无明显急性诱因,遂最可能行起搏器治疗。
第28题: [单项选择]{{B}}Questions 30 to 32 are based on the passage you have just heard.{{/B}} A. He knew this beforehand. B. He judged from his common sense. C. He judged from the speeds of sound D. He judged by reading the textbook. 参考答案:C 答案解析:[听力原文]
How did Ma Hua make such a judgement
[详解] Ma Hua在回答问题时,可以听到wave和electricity。C为正确答案。