Ключевые слова: academic, basic, bearded, blackboard, caucasian, chalkboard, changed, class, classic, classroom, college, concept, education, english, foreign, formal, has, improve, international, knowledge, language, last, learn, learning, lecture, lesson, main, man, mature, passion, pedagogue, professional, school, skills, study, studying, subject, subjects, task, teach, teacher, teaching, teaching kids, teaching skill, teaching subject, tutor, tutoring, university, write, years,