Ключевые слова: achievement, activity, adult, audience, auditorium, break, celebrating, communication, course, education, emotions, enjoyment, ethnicity, expression, faculty, female, friendly, gesturing, group, happy, indoors, institute, intelligence, interest, international, laughing, lecture, leisure, lifestyles, male, mature, men, optimistic, people, portrait, posing, praise, recreation, relax, satisfaction, smiling, students, success, teacher, together, university, women, young,