Please Help my Car

I scraped my cars oilpan going down a rocky driveway, all of the oil leaked out and i still tried to drive it not knowing the situation, well that caused the motor to lock up, so now i need to get 2000 dollars for the new motor and the labor to put it in, i only have 500$ of that 2000, my car i my only way to school and back, i have recently ben getting up at 6 in the morning and walking to school and it is 7.2 miles away, yes its good exercise but why do it when i do not have to, i can not catch public transportation because i live in a hollar and they will not come down my driveway or even my road someone please help, this is my future...