Ключевые слова: adult, assignment, career, casual, caucasian, classroom, collaboration, college, concept, corporate, course, desk, education, explaining, focused, glasses, group, guy, indian, instructor, intern, international, latin, learning, library, male, man, mix raced, multiethnic, people, portrait, project, refresh, room, serious, start, student, studying, teacher, team, teamwork, test, textbook, three, together, trainee, training, university, young,