Odpowiedź:
2. Is he old? No, he isn't.
3. Is my sister at home? Yes, she is.
4. Are they good students? No, they aren't.
5.Is the cat white? Yes, it is.
6. Are you twelve years old? No, I'm not.
7. Are we the champions? Yes, we are.
8. Am I fast? No, you aren't.
Wyjaśnienie:
