【单选题】If a customer says---or when it should be obvious to the retailer---that the goods are wanted for a __________ purpose, then they have to be reasonably fit for that purpose.
【单选题】女,8岁,3个月前因皮肤黏膜出血诊断为血小板减少性紫癜,用泼尼松治疗缓解。近1周来疲乏无力。脾肋下2cm,Hb70g/L,网织红细胞0.08,血小板60×10 9 /L,白细胞数正常;血清总胆红素76μmol/L,间接胆红素66μmol/L。骨髓增生明显活跃,以幼红细胞增生为主,巨核细胞35个,Coombs试验阳性。其诊断是()
【单选题】女,8岁,3个月前因皮肤黏膜出血诊断为血小板减少性紫癜,用泼尼松治疗缓解。近1周来疲乏无力。脾肋下2cm,Hb70g/L,网织红细胞0.08,血小板60×10/L,白细胞数正常,血清总胆红素76μmol/L,间接胆红素66μmol/L。骨髓增生明显活跃,以幼红细胞增生为主,巨核细胞35个,Coombs试验阳性。其诊断是()
【判断题】If a customer says that something he is buying is too expensive, you may tell him:"this is the cheapest here."
【判断题】"But don’t you think it’s worth a little bit extra to get the kind of TV that you want?" is very helpful if the customer says "it is expensive."
【单选题】患儿男,8岁,幼小时即有贫血,近1年反复咳嗽、少量咯血、气短、乏力,有时伴发热。此次又因咯血复发就诊。查体呼吸增快,面色苍白,皮肤无皮疹及出血点,巩膜轻度黄染,两肺中下野可闻湿啰音,呼吸音减低,除心率略增快外,心脏检查正常。肝脾肿大。实验室检查显示缺铁性贫血,血清胆红素轻度升高,胃液中查见吞噬含铁血黄素巨噬细胞,胸片及CT片示两中下肺野片状磨玻璃影及小结节影。血小板及出、凝血机制正常。尿常规及肾功...