Do I need to greet my predecessor when the epidemic is serious?

Do I need to greet my predecessor when the epidemic is serious? In this case, just say hello. People are not vegetation, who can be ruthless? After all, you have been in contact. Although we can't be lovers, we can still be friends. In the case of a serious epidemic, we should care about and greet you, which also shows that you are a person who values feelings and righteousness.