Ключевые слова: background, backpacks, blackboard, board, break, chalk, chalkboard, child, children, class, classroom, color, day, desks, drawings, drawn, education, end, exercise, finish, goodbye, green, holidays, homework, indoors, interior, knowledge, last, learning, lesson, light, nobody, object, out, pause, pupil, rest, room, school, shelf, student, study, summer, tables, text, unit, wall, white, written, year,