一般性，上市公司二级市场上流通的股票价格通常要（）其公司每股净资产 ["低于","等于","高于","无固定关系"]
How does the Cisco Small Business Pro Service differ from the Cisco Small Business Pro warranty？（） [" device-level warranty"," Cisco Small Business Pro products only"," speed of hardware replacement"," access to Cisco Small Business Support Community"]
“镜像阶段论”是（）提出的。
男性，27岁，右腰部撞伤2h，局部疼痛、肿胀，有淡红色血尿，诊断为右肾挫伤，采用非手术治疗。下列哪项能及时反映肾出血情况（） ["面色、意识","腰部疼痛","血压、脉搏","肢体温度","尿量、尿色"]
An integrated， converged network enables customers to accomplish which three actions？（） [" simplify communications"," eliminate network security threats"," reduce total cost of ownership"," reduce headcount"," enable collaboration"," increase bandwidth"]
UNIX系统文件名由（）的字符组成，区分大小写字母，路径由目录名序列和文件名组成，名字之间用“／”分隔。
