对下列句子的画线部分提问。

1. My favorite subject is history.      

    _____ is _____ favorite subject?    

2. Jeff likes P.E. because it is relaxing.      

    _____ _____ Jeff like P.E.？    

3. Mrs Jones usually eats breakfast at seven-thirty.      

    _____ _____ does Mrs Jones usually _____ breakfast?    

4. Bob wants to join the chess club.      

    _____ _____ does Bob want to join?    

5. His father can play the violin.      

    _____ can his father _____?    

6. My favorite actor is Zhou Runfa.      

    _____ is _____ favorite actor?    

7. Mary's birthday is September first.      

    _____ _____ Mary's birthday?    

8. His cousin is three years old.    

    _____ _____ is his cousin?    

9. Her new pen is two yuan.      

    _____ _____ is her new pen?    

10. He eats carrots for dinner.      

      _____ _____ he eat for dinner?