Wady i zalety telewizji, sprawdzenie

TV in the world today has an important task. It shapes opinions on various topics. Watching television has many advantages but also many drawbacks. First mention the advantages of watching television.
TV is very good source of information. Thanks TV we can discover hundreds of kilometers far away continents without leaving home. Before the TV screen, we can relax after a hard day at school.
The biggest drawback of watching TV is a waste of time. Television does not develop our imagination as, for example reading books. Spend much time watching TV is harmful to our eyes.
If we watch TV in moderation it will be good entertainment for us.
Proszę o poprawę błędów i wniesienie potrzbnych poprawek.

'First mention' (ale kto? co? czy ja mam to zrobic? to jakis rozkaz?) the advantages of watching television.
TV is ( a gdzie przedimek?) very good source of information. Thanks (tu brakuje 2 slowa) TV we can discover 'hundreds of 'kilometers' (ortog) far away continents' (zla kol slow- napisz to tak jak to ma byc) without leaving home. 'Before' (nie before bo tam nie ma zadnego 'after'...tutaj IN front of) the TV screen, we can relax after a hard day at school.
The biggest drawback of watching TV is THAT IT IS a waste of time. Television does not develop our imagination as, for example reading books DOES. 'Spend' (uzyj poprawne slowo i napisz kto to ma robic) much time watching TV is harmful to our eyes.