what does he do?

1. An astronomer- studies the stars.
2. A geologist-  studies rocks and soils
3.  A musician- plays music.
4. A hawker - sells fruits in the street.
5. A florist - sells flowers.
6. A carpenter- makes furniture.
7. A pilot- plays an aeroplane
8.  A referee -judges the games.
9. A teacher- teaches lessons.
10. A doctor- treats patients.