i think that the internet is a very useful invention.fist ،it is used to know about other cultury ،search informations and send and receive messages in a short time secondly we can use in order to play games and look for jobs. thirdly it allows us to correspend study ans solve scientific problems . finally i believe that it is used to read electronic news paper . on the other hand .internet can also be dangerous .first it is very risky instrument for children . second it can also be a means of fraud and pirocy .