第22题: [单项选择]{{B}} Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. He is rowing a boat with the woman now. B. He is ashamed of being poor. C. He can’ t ’afford to buy expensive things. D. He has the same hope. 参考答案:C 答案解析:[听力原文]
W:I don’t have much money to spend on things like.
M:We’re all in the same boat.
Q:What do
第24题: [单项选择]患者女性,60岁,有喘息性支气管炎病史20余年,近2年有下肢水肿。5天前受凉,咳嗽加重,彻夜不眠,意识模糊伴躁动不安。尿常规检查正常。血气分析显示:pH7.14,PaO48mmHg,PaCO85mmHg,HCO30mmol/L。符合() A. 原发性代谢性酸中毒,失代偿 B. 原发性呼吸性酸中毒,代谢性酸中毒,失代偿 C. 原发性呼吸性酸中毒+原发性代谢性酸中毒 D. 原发性呼吸性酸中毒+原发性代谢性碱中毒 E. 原发性代谢性酸中毒,代偿 参考答案:B 答案解析:根据患者的既往史、现病史和血气分析结果,患者的诊断是COPD、肺源性心脏病、呼吸衰竭、肺性脑病。血气分析:呼吸性酸中毒是原发的,HCO应代偿至42mmol/L,而实际HCO30mmol/L,说明合并代