I need big help/advice for Coursework!!?

ok someone help me not fail my GCSE's please, i forgot to pull my memory stick out of my computer at school, when i went back for it....it was gone, nothing there, nothing had been handed in to the teachers, it had all my year 10/11 CW on it including a Database i made in IT, now my deadline is a week away and i have no cw for any subjects now, what will happen, i dont have time to do all my cw? will they just award me my benchmarks?, i am a good student,follow rules and am polite to staff