Ключевые слова: adult, american, brick, business, casual, cheerful, chinese, college, concept, descent, diverse, diversity, ethnicity, female, friends, friendship, full, gadget, girl, group, handsome, happiness, happy, japanese, laptop, length, male, men, mobile, multiethnic, people, phone, row, smart, smiling, standing, student, tablet, team, technology, together, variation, wall, white, women, young, youth,