Ключевые слова: background, blank, book, books, bookworm, color, content, copy, cover, design, diary, different, edition, education, empty, exam, hardcover, hobby, information, interesting, knowledge, learning, leisure, library, lifestyle, light, literature, many, nobody, notebook, object, pages, paper, pattern, print, publishing, read, reading, school, space, stack, story, study, text, wisdom,