Make sentences?as in the example.e.g. clown/circus/make people laughA clown works at

Make sentences?as in the example.
e.g. clown/circus/make people laugh
A clown works at a circus.
He makes people laugh.

1.teacher/school/teach students
2.greengrocer/greengrocer,s/sell fruit and vegetables
3. postman/post office/take letters to people,s houses
4.waiter/cafe/serve people