From this picture, we can see that the sky is covered with fog and a group of buildings are surrounded by virus, which makes them nervous. Some houses wore masks and all made a cough sound, picture indicates the state of people under a novel coronavirus. It harms people's health, causes many people to lose their lives, causes people to panic, also causes the development of all walks of life to stagnate, hinders the development of the economy. In this regard, my suggestion is that people at home quarantine frequently wash their hands disinfection travel wear masks, do not gather people to participate in activities, in our joint efforts to fight the epidemic.