Ключевые слова: age, back to school, bag, boy, carefully, children, class, classroom, desk, disease, door, education, elementary, explaining, female, girl, group, happy, indoors, kid, learning, lesson, new, notepad, open, people, portrait, primary, pupil, school, school bag, school child, sitting, small, smile, stand, table, talk, task, teach, teacher, woman,