1. I --- am not Isn't aren't isn't stupid.

2. She --- am not Isn't aren't isn't here at this moment.

3. You --- am not Isn't aren't isn't strong enoguh.

4. --- am not Isn't aren't isn't your dad too old for that ?

5. My sister --- am not Isn't aren't isn't older than me.

6. This computer --- am not Isn't aren't isn't cheap.

7. He --- am not Isn't aren't isn't blind.

8. You --- am not Isn't aren't isn't friendly for us.

9. --- am not Isn't aren't isn't she too ugly for me ?

10. John --- am not Isn't aren't isn't happy today.