30. Je sais utiliser le present perfect et le prétérit.

Yesterday, I  have spentspent a lot of time on social networks.

I  've never seennever saw a shocking picture on the Net.

My best friend  already sufferedhas already suffered from cyberbullying.

My friends  have never sentnever sent mean texts.

I  have postedposted a lot of pictures during my last holidays in Spain.