Questions 33 to 35 are based on the passage you have just heard.
A. They have very few hairs on their bodies.
B. They bear their young rather than laying eggs.
C. Their lungs are full of hot air and water.
D. They can walk on their hind legs on land.
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崔先生，60岁。因突发心前区疼痛，疼痛难忍，并伴有胸闷憋气，来医院就诊，患者既往有糖尿病史5年、胃溃疡10年。经检查医生诊断为前间壁心肌梗死，特征性心电图变化出现在( )
A. V1～V4导联
B. V1～V3导联
C. V3～V5导联
D. V6、I、aVL导联
E. V1～V6及I，aVL导联
侧壁（）
A. Ⅱ、Ⅲ、aVF导联
B. Ⅰ、aVL导联
C. V1、V2、V3导联
D. V3、V4、V5导联
E. V5、V6导联
肾后性ARF常见的病因是（）
A. 大面积烧伤
B. 严重挤压伤
C. 双侧输尿管结石
D. 药物中毒
E. 缺水、血容量减少
干性胸膜炎时常可听到（）
A. 大水泡音
B. 小水泡音
C. 中、小水泡音
D. 捻发音
E. 胸膜摩擦音
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