Complete the sentences in long and short forms.

1. You are walking / You're walking in the park now. 2. He is walking / He's walking in the park now. 3. She is walking / She's walking in the park now. 4. It is walking / It's walking in the park now. 5. We are walking / We're walking in the park now. 6. You are walking / You're walking in the park now. 7. They are walking / They're walking in the park now.