Ключевые слова: abs, analytic, analyze, background, black, board, check, concept, correct, correction, design, drawing, edition, education, exam, gray, learn, learning, message, neon, panel, plan, preparation, reading, result, review, revise, revising, revision, rework, school, scoreboard, sign, social media, stationary, statistics, student, study, studying, symbol, television, template, text, tv, type, watch, white, wire, write, writing,