Ключевые слова: article, background, black, blank, book, clean, color, concept, cover, crayon, design, diary, doctor, draw, education, empty, equipment, hardcover, isolated, learning, letter, literature, message, note, notebook, notepaper, object, office, one, orange, page, paper, paperback, pen, pencil, reading, red, single, sketch, space, spiral, study, studying, text, textbook, threedimensional, top, white, wood, write,