Ключевые слова: academic, assignment, back, book, books, boy, class, classroom, college, course, desk, education, educational, exam, examination, exams, graduate, graduation, hardworking, high, homework, learn, learning, lesson, library, man, many, pile, preparation, preparing, public, reading, research, revising, revision, school, science, sitting, smart, student, study, studying, teenager, textbook, textbooks, trainee, training, university, young,