anybody failing in class??

I have a 75 in science THEY ONLY GAVE US ONE SCHOOL WORK ONE FUCKING SCHOOL WORK HOW IS MY GRADE THIS FUCKING QUARTER GONNA FUCKING SURVIVE OF THAT ONE FUCKING SCHOOL WORK. I ALSO HAVE UNGRADED SUBJECTS BUT I ALREADY PASSED IT. IM ALREADY A FUCKING DISAPPOINTMENT AT HOME CAUSE ALL MY FUCKING SIBLINGS ARE ON TOP OF THEIR CLASSES I ALREADY STOPPED TRYING TO REACH THEIR LEVEL CAUSE WHAT IT'S HARD OK :) btw I'm gonna hide my grades from my parents