Ключевые слова: academic, assignment, back, book, books, boy, class, college, deadline, education, evening, exam, exams, exhausted, friendship, girl, graduate, homework, late, learning, lesson, library, man, night, overnight, pair, preparation, preparing, reading, revising, revision, school, schoolgirl, sleep, sleeping, sleepy, student, students, study, studying, team, teamwork, teenager, textbook, textbooks, time, tired, university, woman, working,