Ключевые слова: apple, background, blackboard, class, classes, color, communication, concept, course, courses, education, english, eyeglasses, flat, food, foreign, fresh, grammar, grunge, international, knowledge, language, lay, learn, learning, lesson, letters, linguistics, native, nobody, notebooks, object, pronunciation, pupil, school, speak, stationery, student, study, studying, subject, teach, teaching, test, text, top, tutor, view, white, wooden,