Ключевые слова: apple, back, background, blue, book, bookstore, business, college, composition, data, design, document, edition, education, group, homework, imagination, information, interior, knowledge, learn, learning, library, literature, mark, page, paper, paperwork, practice, read, row, school, science, simple, space, stack, student, study, studying, subjects, table, text, textbook, texture, training, university, wisdom, writing,