The newest version of a program is the ......... version.

When you want to close your computer you ........ it ........ .

You can't get into Internet if you haven't got an ........ .

You need to keep your computer safe because of the .......... .

If you want to have friends in fb account you must ........ their invitation.

"Be ready" means ......

Virus can cause ....... in your computer software.

Don't wait! Do it ......... .

Install your anti - virus system. It's my ....... .

You need to ...... your software regularly.

Anti - virus software helps you to stop ..... your computer from the Internet.

Don't accept anything that tries to change the ...... on your computer.

The ....... is the place where the virus comes from.

Use a ............ to protect your computer.

You download ......... onto your computer.

What does "appear" mean?

Translate: "It sounds simple".

Translate: "whether".

Translate: "ufać".