to cheat in an exam	sciagac na egzaminie
to cram for an exam	zakuwac do egzaminu
to do one's homework	odrabiac prace domowa
to drop out of school/university	rzucic szkole, studia
to fail an exam	oblac egzamin
to pass an exam	zdac egzamin
to pay attention	uwazac, sluchac uwaznie
to work hard	pracowac ciezko
to play truant/skive	wagarowac
to take/ sit an exam	podchodzic do egzaminu
to retake/resit an exam	powtarzac, poprawiac egzamin