Ключевые слова: ad, advertisement, advertising, backdrop, background, bright, class, colorful, communication, computer, concept, contact, course, courses, different, digital, digitizing, distance, distant, distantly, easy, education, funny, idea, information, knowledge, learn, learning, letter, lettering, letters, message, network, online, online course, print, processing, quarantine, social distancing, study, studying, subject, teaching, technology, text, texting, virtual, wooden, wording, written,