Ключевые слова: autumn, back, backpack, boy, building, caucasian, child, children, class, cute, day, education, elementary, first, friends, friendship, girl, go, going, grade, group, hand, happy, holding, kids, learn, lesson, little, people, primary, pupil, return, running, safety, school, schoolbag, schoolboy, schoolchild, schoolgirl, schoolmate, stair, student, students, study, summer, together, walk, walking, white,