Ключевые слова: architecture, blackboard, blue, board, building, business, chair, class, classroom, corridor, design, desk, door, education, empty, floor, furniture, hall, hallway, high, home, hotel, house, indoor, inside, interior, knowledge, learn, lesson, light, living, lockers, modern, nobody, office, room, school, seat, student, study, table, tourism, training, travel, university, wall, white, window, wood, wooden,