1. I will play chess tomorrow.

2. I will not play chess tomorrow.

4. He piays chess every day.

3. will you play chess tomorrow?

5. He does not play chess every day.

6. Does he play chess every day?

7. They are playing chess now.

8. They are not playing chess now.

9. They are playing chess now?

10. Nick is walking in the park now.

11. Nick goes to school every day.

12. Nick will go to school tomorrow.