Ключевые слова: accumulation, background, board, book, books, business, classroom, closeup, collection, color, colorful, communication, computer, concept, connection, desk, distance, elearning, electronic, equipment, exam, group, heap, information, internet, laptop, learn, many, modern, net, nobody, notebook, object, online, open, pile, reading, school, set, stack, study, subject, table, technology, virtual, web, wisdom, wooden,