Ключевые слова: 20s, adult, african, arms, beautiful, boy, casual, caucasian, child, class, classroom, copyspace, crossed, day, desk, education, ethnic, female, folded, girl, glasses, group, happy, inside, job, learning, lifestyle, little, looking, male, modern, morning, natural, people, portrait, real, room, school, sitting, smile, standing, student, study, table, teacher, together, woman, working, young, youth,