公安机关下级对上级命令的正确做法包括（）。 ["坚决执行上级的命令","将执行情况及时报告上级","如果认为命令有不符合实际情况之处，可以提出建议，但在上级未改变命令时，仍需坚决执行","如果认为命令有不符合实际情况之处，可以不执行"]
You work as a Web Developer at Certkiller.com. You are in the process of creating a Webapplication using Microsoft ASP.NET 3.5. The Web application will be used to displays sales data from an XML file. The XML file does notcontain an inline schema. You notice that a DataSet-compatible schema is stored in an XSD file.The schema identifies a subset of the nodes that exist in the XML file. You should not make anymodifications to this schema. You decide to load the XML information in order for it to be navigated relationally and with the XMLDocument Object Model （DOM）. What should you do？（） ["A","B","C","D"]
根据《建设工程项目管理规范》（GB/T50326--2006），对于预计后果为中度损失和发生可能性为中等的风下列施工风险管理工作中，属于风险识别工作的是（）。 ["A.确定风险因素 ","B.分析风险发生的概率 ","C.分析风险损失量 ","D.提出风险预警"]
被称为乐圣的是谁？
《典论•论文》特别强调作家个性对文学创作的重要意义，提出了（）为主的著名观点。
猝死的概念及特点？
