1. Where are the boys?
    They are ______ the ______.
2.What are one group of the boys doing?
    They are______.
3.What are the other group of boys doing?
    They are ______.
4.Where are the three students standing?
    They are standing ______ a big ______.
5.What are they doing?
   They're ______ the basketball ______.

1. Where are the boys?
    They are ________ the ________.
2. What are one group of the boys doing?
    They are _________________________.
3. What are the other group of boys doing?
    They are _________________________.
4. Where are the three students standing?
    They are standing ________ a big ________.
5. What are they doing? 
   They're ________ the basketball ________.

A. play football
B. played football
C. have played football
D. are playing football