Ключевые слова: 6, 7, 8, backpack, best, boy, brick, caucasian, cheerful, child, childhood, children, class, cute, day, educate, education, elementary, expression, friend, friends, friendship, fun, girl, group, happiness, happy, kid, kids, learn, learning, outdoors, outside, people, person, playground, positive, preschool, primary, school, schoolfriend, standing, student, students, thumb, together, two, up, year,