显示当前窗口的系统菜单的快捷键是（）。 ["Alt+空格键","Ctrl+空格键","Shift+空格键","Alt+Esc"]
利用“报表”和“报表向导”命令建立报表时，具有不同的操作过程。
举例论述如何鉴别生前伤与死后伤？
（）是指统计指标的形成都必须经过从个别到一般的过程，即通过对各个总体单位数量特征的综合或数量差异的抽象，以体现出统计总体的综合数量特征。 ["大量性","可量性","具体性","综合性"]
You are planning to move streaming media content to Windows Azure Storage. You need to recommend an approach for providing worldwide users the fastest possible access to the content. Which two actions should you recommend？（） [" Use a Shared Access Signature."," Use Windows Azure page blob storage."," Use Windows Azure block blob storage."," Use the Windows Azure Content Delivery Network （CDN）."]
简答教育心理学的意义。
