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 isnt a student
2. You are French. -You arent 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 isnt a young lady. - Is she a young lady? 
5. It is a car. - It isnt a car. - Is it a car? 
6. Nick is from Glasgow. - Nick isnt from Glasgow. - Is Nick from Glasgow?
7. Ann was a doctor. - Ann wasnt a doctor. - Was Ann a doctor? 
8. This is a classroom. - This isnt a classroom. - Is this a classroom?
9. Those were my books. - Those werent my books. - Were those my books? 
10. Bess and John are in Moscow now. Bess and John arent in Moscow now.  - Are Bess and John in Moscow now?