Ключевые слова: academic, background, black, blackboard, board, bright, chair, chalk, chalkboard, class, classroom, college, desk, desks, education, educational, elementary, empty, equipment, floor, furnishings, furniture, globe, green, indoors, inside, interior, knowledge, learn, lecture, lesson, light, map of the world, nobody, obsolete, room, school, schoolroom, seat, seminar, sitting, study, table, teaching, training, university, wall, wood, wooden,