Ключевые слова: academic, basic, bearded, blackboard, caucasian, chalkboard, changed, class, classic, classroom, college, concept, copy space, 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, years,