It is essential that the program ____________ be loaded into computer.

[单选题]A computer virus is a computer program that is created to make and spread (72) of itself.(72) A．programsB．virusC．copiesD．files

The invention of the chip is a(n)______in the history of the computer.A. landmar

[单选题]Marsha [confessed]that she knew nothing of computer.A.reportedB.admittedC.h

_-Yes. I want to buy a computer.A. What are you looking for?B. What are you doin

[单选题]Marsha [confessed]that she knew nothing about computer.A.hopedB.admittedC.r

[单选题]Now people can learn( )information from the computer.A.a fewB.a lotC.huge a

[单选题]H．ad I known about this computer program, a huge amount of time and energy .A．would have been savedB．had been savedC．will be savedD．was saved

[单选题]H．ad I known about this computer program, a huge amount of time and energy .A．would have been savedB．had been savedC．will be savedD．was saved

You can stay in my room ______ you promise not to use the computer.A. so far asB

You can stay in my room ______ you promise not to use the computer.A. exceptB. p