Ключевые слова: afternoon, attractive, ban, blue, caution, corona, coronavirus, covered, covid19, danger, disease, disposable, epidemic, face, female, flu, gesture, halt, hand, hold, infection, influenza, mask, mouth, no, nose, not, one, outbreak, outdoor, park, pollution, prevention, problem, protection, protective, reject, safety, sick, sickness, sign, single, stop, sunny, use, virus, warning, woman, young,