How do the teenagers explain their complaints? What language do they

How do the teenagers explain their complaints? What language do they use? (reading for specific information)
Neutral
Im sorry, Im afraid ...
It can really be hard ...
Its really bad ...
Theres too much to complain about ...
I quite like, but ...
Im sorry to say this, but ...
Formal
Im not completely satisfied with ...
I wish to complain about ...
Im not the person who usually complains, but...
Informal
Im sick and tired of ...quot;
Im fed up with ...!
I can hardly ever ...!
Thats really unfair ...!
It just wont do!
Ive just about had enough (of ...)!
... even ...