根据短文内容回答问题。

Dear Amy,

     How are you ? My name is David. I'm an American boy.  For me,  sports are fun. I have a collection

 of sports things. I have six basketballs , three tennis rackets, nine volleyballs, four soccer balls, and five

  baseballs. I play sports and I watch them on TV. Do you play sports?Do you have a sports collection?

1.  Is David American?                         

    _____ , _____ 

2. Are sports fun for David?                  

    _____  ,  _____ 

3. Does David have a collection of sports things?   

    _____  ,  _____ 

4. How many baseballs does he have?            

    _______________________.

5. Where does David watch sports ?  

    _______________________.