Ключевые слова: airport, boy, child, city, dad, danger, disposable, epidemic, explain, face, facemask, family, father, fear, help, infection, influenza, insulation, man, mask, mature, medical, medicine, outbreak, outdoor, outside, pandemic, parent, park, people, place, prevent, protection, protective, public, quarantine, safety, son, strain, street, supermarket, teach, urban, virus, vui 202012 01, wearing,