单项选择题 You use two user accounts for your computer: standard user and administrator. You log on to your computer as standard user but are unable to make advanced configuration changes. You need to make advanced configuration changes while you are logged on as a standard user. What should you do?（）

单项选择题 You have a portable computer that runs Windows Vista. You use Windows Internet Explorer 7 to browse to a Web site that is Really Simple Syndication (RSS)-enabled. You need to configure Internet Explorer 7 so that you can view the site’s headlines when the computer is offline. What should you do?（）

单项选择题 You configure a subscription to a Really Simple Syndication (RSS) feed that often includes large videos. You need to minimize delay while watching the videos. What should you do?（）