10 предложений о проблемах подростка

I am a teenager and I have big problem. Sometimes I am very lazy. It is very bad for me because I need doing my homework. I think all teenagers have this problem.

1)Nowadays teenagers can't talk with their parents about problems because of age gap.
2)Teenagers want to grow up faster and because of this ,they are doing silly things.
3)Most of teenagers can't live without social networks.
4)Big amount of teenagers are smoking.
5)Sometimes teenagers are too angry,so they are doing bad things,for example,they can bump each other.
6)Teenagers think that other people don't understand them.
7)Now teenagers have a lot of misunderstandings with each other.
8)Teenagers want to be independent,so they don't listen their family advices.
9)Moreover teenagers' behavior is influenced by mass media.
10)Some teenagers are really selfish and unhelpful ,so they have much more disagreements with their parents.