Ключевые слова: additional, american, auditory, blackboard, caucasian, class, classroom, classwork, college, colloquy, conversation, course, dialogue, discourse, discussion, education, educator, engage, english, flag, foreign, girl, grammar, international, knowledge, language, learn, lecture, lesson, linguist, linguistics, marker, markerboard, native, presentation, room, school, sit, speaker, stand, student, study, table, talk, teacher, training, tutor, university, usa, work,