Ключевые слова: blackboard, book, business, close, color, copy, copy space, design, desk, document, educate, education, elementary, empty, examination, fan, four, information, interior, isolated, knowledge, learn, library, literature, many, monochrome, neat, nobody, object, office, old, page, paper, read, red, retro, scarlet, school, school classes, space, stack, study, teach, texture, top view, train, tree, university, vintage, wooden,