Ключевые слова: 810, achievement, american, book, boy, careful, casual, caucasian, cheerful, children, class, classroom, clever, creativity, education, effort, elementary, excitement, exercise, friend, friendship, girl, glad, group, happy, helping, holding, indoors, junior, kid, learning, lesson, lifestyle, listening, notepad, portrait, pupils, relaxed, school, science, sitting, smart, student, studying, subject, textbook, together, tutor,