Francis is from(1).He toured around China in(2).When he came to Shenzhen,he fell in love with this city.Then he lived here.Francis is a(n) (3)teacher in a middle school now.One day,one of his students told him that her (4)volunteered in their free time.Francis decided to be like them.Now he often does voluntary work in public places such as (5)stations and stadiums.Francis says he loves Shenzhen and he 'd like to (6) here.