PLEASE ANSWER SOON!!!!!URGENT!!!?

ive been on homebound this whole yr i went a few days to school and thats it...its beacuase of a bad ATV accident....now after that long i just started walking so thats good i decided to wait till next yr to go back.....ive seen all my really close friends and all....but tmrw is the taks test and the next day and i have to go to school for that im so nervous and scared i dont want to answer peoples question why i was gone and all that ****...and my best friend said people ask him all the time and most of the time he says its non of you buisness so no one really knows (except good friends)