Ключевые слова: adult, african, approval, background, beautiful, black, casual, cheerful, concept, congo, ethnic, expression, female, fun, gesture, gesturing, good, hand, happiness, happy, isolated, joy, leisure, like, looking, ok, one, people, person, portrait, positive, pretty, show, sign, smile, smiling, student, success, successful, team, teen, teenager, thumb, thumbs, up, white, woman, women, young, youth,