12. There arc no living things on       moon.

11. September       tenth is Teachers' Day.

10. How do you go to work,by       bus or on        bike?

9. Linda works in       hospital.

8. Does Bob come from       China or       Australia?

7. - Who is       boy?

--He is my       best friend.

6. I think English is       useful subject. Do you think so?

5. I like playing       basketball  but I don't like playing       piano.

4. My brother will be back in half       hour.

3. Is there      "s" at the end of the word?