Ключевые слова: academic, assignment, back, book, books, boy, class, classroom, college, course, desk, diligent, education, exam, examination, exams, giving, graduate, happy, high, homework, knowledge, learning, lesson, library, man, preparation, preparing, public, reading, research, revising, revision, school, science, smart, student, study, studying, textbook, textbooks, thumb, thumbs, trainee, training, university, up, young,