第27题: [单项选择]It can be inferred from the passage that before Sept. 11, aliens with expired visas ______. A. might have them extended without trouble. B. would be closely watched by FBI agents. C. might stay on for as long as they wished. D. would live in constant fear of deportation. 参考答案:A 答案解析:[精解] 本题是一道推理题。参看第一段的末句“In addition to their mastery of forging passports,at least three of the 19 Se
第28题: [单项选择]关于肾病综合征的治疗,哪项是错误的?() A. 只要血肌酐不升高,应该给予高蛋白饮食,以补充血清蛋白 B. 限制盐和水的摄入 C. 免疫抑制药和糖皮质激素可联合应用 D. 可用抑制血小板聚集的药物治疗 E. 血浆胶体渗透压下降所致的水肿、尿量减少,可用利尿药 参考答案:A
第29题: [单项选择](109~115题共用题干)患者,男,56岁,既往多年风湿性心脏病史,今晨饭后突然出现腹部绞痛,伴恶心、岖吐,无寒战,发热3小时入院。查体:急性病容,血压 110/80mmHg,全腹轻压痛,反跳痛、肌紧张不明显,无移动性浊音,肠鸣音6次/分,无气过水声。血常规 WBC为10×109/L,分叶0.6。 该患者可能的诊断是 A. 急性胃肠炎 B. 急性机械性肠梗阻 C. 急性胰腺炎 D. 急性肠系膜上动脉栓塞 参考答案:D