computer problems

so we don't lose our work ,it is necessary to .........our files.

• look back

• back into

• back up

Many people say that the ........is the brains of the computer.

• hard disk

• processor

• memory

we need enough ............on our computers to store our work

• memory

• memories

• remember

.........carry information around a computer

• files

• chips

• settings

A...............is essential to navigate around the computer

• drive

• router

• mouse

We can change our ...........depending on personal preference.

• sets

• sitting

• settings

looking at a computer ................for too long can damage our eyes

• keyboard

• screen

• picture