A. has been put aside B. has been put away C. has been set aside D. is standing by 参考答案:D 答案解析:stand by“放在一旁待命使用”:put aside“放在一边”,如:They young lovers have been trying to put some money aside for
第16题: [单项选择]急性喉头水肿的主要临床表现是() A. 体温38℃以上 B. 心率加快 C. 烦躁不安 D. 饮水呛咳 E. 吸气时出现"三凹征" 参考答案:E