Ключевые слова: advertisement, africanamerican, afro, amplifier, announcement, attention, back, background, backpack, blue, boy, bullhorn, calling, child, childhood, children, class, color, communication, copy, education, elementary, emotional, expression, going, invitation, kid, knowledge, learn, lesson, little, loud, loudspeaker, megaphone, message, people, person, portrait, pupil, school, schoolboy, schoolchild, screaming, september, shouting, space, speaker, studying, text, uniform,