Ключевые слова: audio, blackboard, british, chalk, chalkboard, class, classroom, college, communication, concept, course, courses, dialog, education, educator, english, foreign, grammar, header, illustration, language, learn, lecture, lesson, linguistics, pedagogue, preceptor, school, seminar, showing, speak, speech, spell, standing, student, study, symbol, task, teach, teacher, tutor, typographic, university, woman, work,