apa salahku???

why its like everyone doesn't understand me??? what did i do wrong??? i had a phone called from my mum and she was asking either i pass all my internal marks...i said yes i pass all but 1 unit pass but not a very gud mark n i hav to struggle for it...suddenly she said i didn't study but i think i hav done da best for it...i have tried it...i tried to tell i still hav final n dun wory cuz am not too late but she scolded me again...why is it so hard for them to understand...they dun know wat i feel here...they dun know wat i've been here...it's pain you know...damn hurt...only God knows...and there's no one understand me...luckily i did prayer oledy and i feel a bit ok even though i hurt...sakit nya...but its ok, am gonna prove it to them...in my life there's no give up...n i hate da word give up...i will prove it and am going to prove it...sometimes they dun understand wat am doing...come on am going to be 20...i know wat am doing...n dis is my life...i never ask for it...i never want it to be like dis...please understand me, juz once...