1. These are birds 2. Are those also birds? No, they aren't. Those are cats 3. Are those good horses?Yes, they are 4. Are those cows big or small?-They are big 5. These are apples and those are flowers 6. Where are the coins? They are in the box. 7, What colour are the boxes?-They are green 8. What are they made of?-They are made of wood 9. What are those men? They are clerks 10. Are they in the office?-Yes, they are 11. Are those women typists?-No, they aren't.What are they? They are doctors 12. Are his brothers at home? Yes, they are 13. These houses have balconies looking out on the street 14. The architecture of these buildings is quite modern 15. These are new districts of St Petersburg 16. There are (some) shops, cinemas and theatres in the new districts 17. They are retired workers 18. We are drivers 19. We hear the sounds of children's voices 20. They are nice girls.