Ключевые слова: background, belongings, bench, beware, box, cabinet, change, clean, close, closed, closet, college, combination, detail, door, education, gray, gym, hall, hallway, handle, high, horizontal, keep, key, lock, locker, lockers, many, metal, nobody, number, open, padlock, room, row, safe, safety, school, secure, security, sport, steel, storage, store, student, university, wall, white, yellow,