第18题: [单项选择]He spoke so ______ that even his opponents were won over by his arguments. A. bluntly B. convincingly C. emphatically D. determinedly 参考答案:B 答案解析:副词辨析。bluntly意为“坦率地、率直地”;convincingly意为“信服地、有说服力地”; emphatically意为“强调地、用力地”;determinedly意为“决然地、断然地”。既
第23题: [单项选择]中心静脉压偏高,尿量多说明() A. 未出现休克 B. 血容量不足 C. 肾衰竭 D. 液体量已补充足 E. 心功能不全 参考答案:D 答案解析:1.动脉压较低、尿量少而中心静脉压也低,提示循环血量不足,补液是安全的,且可增加心排血量。 2.如果动脉压逐渐恢复正常、尿量开始增多而中心静脉压正常或偏高,则提示补液量基本充足。 3.如动脉压较低、尿