Ключевые слова: academic, asleep, assignment, book, books, class, classroom, college, desk, education, exam, examination, exams, exhausted, fatigue, graduate, hardworking, high, homework, knowledge, learning, library, man, napping, pile, preparation, preparing, pressure, public, reading, research, revising, revision, school, science, sleeping, sleepy, stack, stress, stressed, student, study, studying, textbook, textbooks, tired, trainee, training, university, young,