A
drive airplanes
pilot
teach something to students
teacher
drive a taxi
taxi driver
make vegetables
farmer
care people in sick at hospitals
nurse
sell flowers
florist
make dishes at restaurants
cook
make bread at bakery shops
baker
sing songs in front of people
singer
sell meat ( beef, pork, chicken etc. )
butcher
cut or arrange someone's hair
hairdresser / barber
care animals in sick at hospitals