阅读理解。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 ?               

    _________________________.