Ключевые слова: adult, back, background, books, caucasian, class, classroom, college, color, conducting, educate, education, educator, exam, exercise, explain, guy, handsome, homework, indoors, job, knowledge, learn, learning, lecturer, lesson, literature, male, man, math, people, person, portrait, profession, read, room, school, september, study, studying, subject, task, teach, teacher, tutor, university, wisdom, work, young,