A. to show that we are polite B. to show that we are good at using them C. to express exactly what we mean D. to prove that we are not silly 参考答案:C 答案解析:[解析] 从文章最后一句话可得出答案。
第24题: [单项选择]治疗高渗性非酮症糖尿病昏迷,错误的是 A. 发生休克者宜首先输入生理盐水或胶性溶液,迅速纠正休克 B. 无休克或休克已纠正,输入0.45%盐水至渗透压降压至330毫渗量/升为止 C. 应用小剂量胰岛素治疗 D. 血糖下降13.9mmol/L(250mg/dl)左右开始输入钾盐 E. 立即输注碳酸氢钠 参考答案:E