HELP PLEASE IM FAILING FIRST SEMESTER OF COLLEGE?

i honestly cant sleep at night because of this. my dad is paying for my 1st semester of college and he also bought me a new laptop also he drives me back and forth to school 2 days a week and i have to tak the bus the other days which costs money AND he bought all of my textbooks for me he also pays for the cellphone i use. He expects me to get 85% or he threatened me that he will not pay for me anymore take away my lap top take away my cellphone and kick me out of the house. I HAVE NO jOB because of school and i am PRETTY SURE THAT I AM GOING TO FAIL THIS SEMESTER ITS TOO OVERWHELMING FOR ME. i didnt go to school last year because i took a year off and in highschool i just ped all my courses. IS MY LIFE GONE IN THE GUTTER i dont know what to do PELASE HELP ME how am i going to finish college if no ones paying for me what should i do i have a month of this semester LEFT!