Ответ:

  1. artist — Boris draws pictures.
  2. actor — Anna plays in films.
  3. nurse — Nelly looks after sick people.
  4. writer — Ivan writes novels.
  5. waiter — Bill serves customers at a café.

The hidden job is astronaut.

Ответ: 1 — artist; 2 — actor; 3 — nurse; 4 — writer; 5 — waiter; hidden job — astronaut.