Choose the correct answer:
1. Is this free? - Yes, sit down.
2. It's better to study at the . It's really noisy at home.
3. British is a perfect place to learn about different cultures.
4. The priest goes to on Sundays.
5. The robbed the bank.
6. The turns around the earth.
7. My sister's son is my .
8. My son and my sister's son are .
9. My sister's husband is my .
10. He is ninety years old. He is .