Поставить предложения в вопросительную и отрицательную форму.
The board is green.
Our chairs are brown.

1. He is a student. – Is he a student? - He isn't a student  

2. You are French. -You aren't French. - Are you French?  

3. I am a teacher. - I am not a teacher - Am I a teacher?

4. She is a young lady. - She isn't a young lady. - Is she a young lady?  

5. It is a car. - It isn't a car. - Is it a car?  

6. Nick is from Glasgow. - Nick isn't from Glasgow. - Is Nick from Glasgow?  

7. Ann was a doctor. - Ann wasn't a doctor. - Was Ann a doctor?  

8. This is a classroom. - This isn't a classroom. - Is this a classroom?

9. Those were my books. - Those weren't my books. - Were those my books?  

10. Bess and John are in Moscow now. Bess and John aren't in Moscow now.  - Are Bess and John in Moscow now?