● Computer （72) is used to temporarily store data. （72)A. CPU B. disk C. memory D. I／O

When you use a computer to cerate,edit,and print documents， （） is used。A.word processingB

● The display screen is the most common （72） device used to show you what the computer is

● A （71） is used to communicate with another computer over telephone lines. （71）A．keyboard

● （74） is used to communicate with another computer over telephone lines. （74）A. Keyboard

●（72) is a device that allows a computer to transmit information over a telephone line.（72

Learning to use a computer is getting easier all