What are the advantages and disadvantages od Social Networking sites?

1. The advantages and disadvantage of SN sites: SN sites can be very useful because you can find old friends and they let you keep updated on any news. You can also attach photos or videos.
 But in fact, SN sites have also disadvantages . They can send spam or a virus or even you can be cyberbullied. Also, you can’t have privacy.

In your opinion is the mobile phone a useful invention?

 2. The mobile phone a useful invention: Nowadays mobile phones are very developed and very useful. Everybody uses them for different reasons ;for example  for business, in case of emergency, studies, etc. Even kids and students use them.

 Fouad Ghandour   3eme 4