1) I'm in the park. I can see some children. They playing volleyball. There's my friend Greg! He reading a book. The girl eating a sandwich. The boy and the dog playing with a ball. They can't see me because I sitting in a tree. What ___ you doing? you listening to me?
2)
1. Look! The children jumping.
2. The cat sleeping now.
3. My friend and I not dancing now.
4. Dave ___ reading now.
5. Look! I ___ swimming.