Ключевые слова: 2019ncov, 2020, ailment, back, blackboard, board, break, cells, chalk, chalkboard, corona, coronavirus, covid19, desk, draw, drawing, drawn, education, epidemic, epidemy, flu, green, greenboard, hand, holiday, infection, influenza, learning, leisure, letter, lettering, lockdown, note, pandemic, quarantine, school, season, seasonal, sketch, study, studying, summer, text, time, to, vacation, virus, word, write, writing,