第18题: [单项选择]The reason why the end of the bidding is called "knocking down" is that _________. A. the auctioneer knocks the buyer down B. the buyer knocks the auctioneer down C. the auctioneer knocks the rostrum down D. the auctioneer bangs the table with a small hammer 参考答案:D 答案解析:[解析]这是一道细节题。答案来源于第一段第四句 This is called“knocking down” the goods,for the bidding ends when the auctio
第25题: [单项选择]胃短动脉起源于 A. 胃左动脉 B. 胃右动脉 C. 脾动脉及其分支 D. 胃、十二指肠动脉 E. 左膈下动脉 参考答案:C
第26题: [单项选择]男性,46岁,既往有高血压病史,突然出现剧烈胸痛,呈撕裂状,累及胸骨后及上腹部,伴大汗,持续1小时不缓解。查体:血压200/110mmHg(26.7/14.7kPa),心率90次/分,心(-),两肺(-),心电图:左室高电压伴V-ST段压低0.1mV。患者突然出现双下肢运动障碍,神志模糊,血压140/80mmHg(18.7/10.7kPa),心率86次/分,持续1天,之后头部CT检查无阳性发现,可能的原因为()。 A. 脑梗死 B. 短暂脑缺血发作 C. 脑出血 D. 心源性脑缺血 E. 主动脉夹层累及颈动脉和肋间动脉 参考答案:E
第28题: [单项选择]血清学试验评价中描述试验有效性的参数有() A. 灵敏度、特异度、患病率、预测值 B. 灵敏度、特异度、漏诊率、误诊率 C. 漏诊率、误诊率、患病率、预测值 D. 阳性预测值、阴性预测值、总一致性效率 E. 灵敏度、特异度、效率、预测值标准 参考答案:E
第29题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. How to solve problems. B. Someone who will listen to them. C. Someone whom they can rely on. D. What a real friend should be. 参考答案:D 答案解析:[听力原文]
W: What exactly do you mean by a friend
M: Well, it should be someone you know you can rel