Covid-19 with another name *Corona* .This disease begin before Tet from China,Wuhan.The maintenance except that the outbreak came from bat soup at a seafood market in China(Trung Hoa).This disease is an infection disease contact from one person to another through physical contact or something else.The epidemic is being alarmed by the world health because many people died and were infected by the new virus.The biggest outbreak is in China and the second outbreak is Korea .This country Infected because of a woman come from China go to the church and infect to the others.In this disease, it is everyone's responsibility to wear a mask to prevent the spread of inhalation.We also need to keep our limbs clean and avoid touching our eyes and nostrils.

****Phần bôi đen là phần trách nhiệm và bổn phận , suy nghĩ****

covid-19 is a kind of sick. It started in Vu Han, China before Tet Lunar New Year.  Now it's very dangerous so you must wear facemask to take care of yourself