B.
1. She is jumping very high.
2. He is listening to music in his room.
3. They are painting a portrait.
4. I am cleaning a window.
5. Paula and Tim are dancing.
6. The bird is flying.
7. Our friends are not swinging.
8. My daddy is not reading a newspaper.
9. I am not eating a sandwich.
10. Are parents climbing a mountain?
15. Is your grandpa fishing?
16. Is it running very fast?
