im not a girl who crying out loud

i really dont knw wat happen 2 me these days.i feel like i want 2 cry but i dont want 2 burst into tears.my life getting sucks these days.i always asking myself wat happen 2 me?but i really dont knw wats going on.my final exam result was vry bad,im failed 4 subjects that make me such a failure n im so sorry mum that uve given me a lot of things that i want but still i dissapointed u.also myb bcoz im still a heartbroken but i really dont care much bout that.i juz dont feel the happiness everytime im home.it makes me frustrated n i feel like i want 2 scream 2 confess my feelings.i juz dont knw wat 2 do.