Ключевые слова: asleep, book, books, boy, class, college, deadline, delay, delayed, education, evening, exam, exams, exhausted, graduate, home, homework, late, learning, lesson, male, man, nap, napping, night, overdue, preparing, reading, school, sleep, sleeping, sleepy, stack, stress, stressed, student, study, studying, teen, teenager, textbook, textbooks, time, tired, to, unhappy, university, yawn, yawning,