第8题: [单项选择]Where are they talking A. At a post office. B. At a shop. C. In a bank. 参考答案:A 答案解析:[听力原文] M: I’d like to mail this letter to the U. S. A. W: Yes. By air M: Sure.
第17题: [单项选择]女性，51岁，经常有口干及多关节痛，伴双眼干涩，有异物感。查体无双手指关节红肿、变形。化验：RF1024U/ml，IgM、IgIgG均升高，ANA阴性，抗SSA抗体阳性，抗Sm抗体阴性。胸部X线片示有慢性肺间质病变。最可能的诊断是（） A. 系统性红斑狼疮 B. 类风湿关节炎 C. 淋巴瘤 D. 肝硬化 E. 干燥综合征 参考答案:E 答案解析:干燥综合征是一种以侵犯泪腺和唾液腺等外分泌腺、具有高度淋巴细胞浸润为特征的弥漫性结缔组织病。其诊断标准主要表现在口腔症状、眼部症状和体征、组织学检查、唾液腺受损、自身抗体等。其临床表现呼吸系统的损害主
第20题: [单项选择]______their work will give us a much better feel for the wide differences between the two schools of thought. A. To have reviewed B. Having reviewed C. Reviewing D. Being reviewed 参考答案:C 答案解析:动名词作主语，表示某个一般性的动作，或表示说话者的亲身经历：Thinking is the talking of the soul with itself．思想是灵魂在同自己交谈。learning i
