Grammar in context 1: to be – affirmative and negative. Are the sentences affirmative (A) or negative (N)?

1. Are the sentences affirmative (A) or negative (N)?

1. I'm American. - A

2. They aren't British. - N

3. We aren't from Spain. - N

4. It's fun. - A

5. He's from Japan. - A

6. We're from Egypt. - A

7. They're sisters. - A

8. You aren't from Europe. - N

9. She's from Russia. - A

10. It isn't important. - N