Ключевые слова: asleep, back, book, books, boy, class, college, courses, desk, education, exam, exams, exhausted, eyeglasses, glasses, graduate, handsome, high, homework, knowledge, learning, lesson, male, man, many, nap, napping, pile, preparing, reading, revising, revision, school, sleeping, stack, student, study, studying, successful, teen, teenager, textbook, textbooks, tired, to, trainee, training, university, young,