This computer is
This is your computer.This computer
This computer is
This is a computer
英文is this the computer
this computer is being attacked
this is my new computer
Is this his computer game?
THIS IS PICTURE ( )MY COMPUTER
Whose computer is this.[同义]
How much is this computer?---the --- --- this computer?
This is a computer对computer怎么提问
Is this a English computer?(改错)