[单项选择]女,45岁,幽门梗阻行持续胃肠减压半月余,每日补10%葡萄糖2500ml,5%葡萄糖盐水1000ml,10%氯化钾30ml。2天前开始出现全腹膨胀,无压痛及反跳痛,肠鸣音消失,每日尿量1500ml左右,最可能的原因是() A. 低钾血症 B. 低钠血症 C. 高钾血症 D. 高钠血症 E. 低钙血症
第38题: [单项选择]Questions 22 to 25 are based on the conversation you have just heard. A. The schools are over crowded. B. The classrooms are not big enough. C. There are too many classes. D. The encouragement is not enough. 参考答案:C 答案解析:[听力原文] What’s the problem in English schools