1. comer
2. postre
3. pimienta
4. padre
5. sobrina
Hope i helped
I'll say the answer is C. tocar el piano since Oscar likes music...
For #3 you could put La gente en el centro comercial nos entiende. (The people at the mall understand us.)
I don't know about #4 sorry.
But hopefully this helps
4. They film internationally
5. Me aburren las películas románticas
6. Javier Bardem
Hope this helps:)