Ключевые слова: art, background, blue, business, cartoon, change, clean, close, college, color, concept, correct, correction, cutout, delete, drawing, education, element, equipment, erase, eraser, erasing, error, illustration, improvement, instrument, isolated, mistake, notebook, object, office, paper, pattern, pen, pencil, red, repeat, rubber, school, seamless, sign, stationary, stationery, symbol, teaching, tool, up, write, writing,