Ключевые слова: activity, adult, audience, auditorium, break, chatting, communication, conversation, course, discussion, education, educator, emotions, enjoyment, expression, faculty, female, friendly, group, guy, happy, indoors, institute, intelligence, interaction, interest, knowledge, lecture, lifestyle, male, men, occupation, participants, pastime, people, portrait, recreation, relax, smiling, students, studying, talking, teacher, together, tutorial, university, women, young,