Ключевые слова: adult, attractive, beautiful, caucasian, chalkboard, class, classroom, confidence, confident, copy space, desks, education, educational, female, formal wear, indoors, inside, intelligent, job, knowledge, learn, learning, lecture, lecturer, lesson, looking at camera, people, person, profession, professional occupation, professor, selective focus, study, studying, tables, teacher, teaching, university, woman, wooden,