Answer: The answer look right, but was there a story to these question?
If so can attach it so i can read make sure their right. I hope this helps!
Trabajar means: to work
Since it's your friend that works in a restaurant, you conjugate it to él/ella/ud.
Mi amiga <em>trabaja</em> en un restaurante.
Answer:
Yo llegué a un lugar nuevo cuando fui de vacaciones el año pasado.
Conozco la novia de jose.