almost every person in the world has a computer. It is a very useful invention.especially
the computer is indispensable in studies.in the Internet you can find a lot of useful
information.for example, is
there life on Mars or how many teeth
have sharks.. Also it is very convenient to communicate with
people who are far away from you. An email reaches to the recipient faster than
a paper letter. Also, you can talk to your friends and family on Skype, to not
only hear them but also see. the computer has many advantages, but do not forget that it may harm the eyes