Question

Yes, I/work/hard
No, they/play/CDs
Yes, he/have/a bath
Yes, they/learn/Spanish
No, he/work/in a restaurant

Answer 1

1) Do you work hard?
    Yes, I work hard.
2) Are Nina and Nick playing chess?
    No, they are playing CDs.
3) Is Max having a bath now?
    Yes, he's having a bath.
4) Do your sisters learn Spanish?
    Yes, they learn Spanish.
5) Does your father work at a hospital?
    No, he works in a restaurant.