My doctor told me i am dieing?

i cant accept dieing i just CANT bec i have my whole life in front of me i am 15 not 17 almost 16 in jan.5 , heres the story i was in remisson and olny for a few few week when i was in it i felt like i beat it and i am going to live and after that i got the cancer back,when i found out doc said word cancer i felt like i am going die this time and i dont kno if they are right if they are i am sared i am all aslo getting hurt by my dad so there i have 2 props i need be home bec of my cancer last time my dad hurt me was 1 day ago he push me and hit me in the eye and it so hurts me now but i am so getting so weak of the cancer so i can help my self with that ,i just dont kno what do about that but back to the my doc told me after he said dieing that i went over to a friend house whos a girl and we were taking and she pops out how she feels about me i was like no u cant she was like whats the prop i thouth u like me i said i do i think ..........I DO but i just cant now i am sick she