多项选择题

Failure of which of the following parts could cause the laptop display to stop functioning?（） (Select TWO).

A. Power inverter
B. AC adapter
C. Multicard reader
D. Backlight
E. Keyboard

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单项选择题

A. My Computer
B. Disk Manager
C. Device Manager
D. Control Panel

单项选择题

A. C:\Program Files
B. C:\Windows\
C. C:\Windows\System32
D. C:\Program Files (x86)

单项选择题

A. C:\Program Files\%username%
B. C:\Users\%username%
C. C:\Documents and Settings\%username%
D. C:\Windows\%username%