单项选择题
Which of the following locations contains the System Restore option in Windows XP？（）
A.Control Panel Administrative tools. B.Control Panel Security Center. C.System Properties， Start up and Recovery. D.Help and support from the Start menu.
多项选择题 WhichofthefollowingisrequiredtoinstallWindowsXP？（）
单项选择题 WhichofthefollowingstepsinthetroubleshootingandrepairprocessisMOSTeffectivereduceredundanteffort？（）
单项选择题 WhichofthefollowingkeysareusedtoaccessadvancedWindowsstartupoptionswhileacomputerisbooting？（）
