Поставьте следующие предложения во множественное число.

Решение:

1. This is a bird. → These are birds.
2. Is that also a bird? → Are those also birds?
3. Isn't that a cat? → Aren't those cats?
4. Is that a good horse? → Are those good horses?
5. It is big. → They are big.
6. This is an apple and that is a flower. → These are apples and those are flowers.
7. Where is the coin? → Where are the coins?
8. It is in the box. → They are in the boxes.
9. What colour is the box? → What colour are the boxes?
10. It is green. → They are green.
11. What is it made of? → What are they made of?
12. It is made of wood. → They are made of wood.
13. What is that man? → What are those men?
14. He is a clerk. → They are clerks.
15. Is he in the office? → Are they in the offices?
16. Yes, he is. → Yes, they are.
17. Is that woman a typist? → Are those women typists?
18. No, she isn't. → No, they aren't.
19. What is she? → What are they?
20. She is a doctor. → They are doctors.
21. Is his brother at home? → Are his brothers at home?
22. Yes, he is. → Yes, they are.
23. This house has a balcony looking out on the street. → These houses have balconies looking out on the streets.
24. The architecture of this building is quite modern. → The architecture of these buildings is quite modern.
25. This is a new district of St Petersburg. → These are new districts of St Petersburg.
26. There is a shop, a cinema and a theatre in the new district. → There are shops, cinemas and theatres in the new districts.
27. He is a retired worker. → They are retired workers.
28. I am a driver. → We are drivers.
29. We hear the sounds of a child's voice. → We hear the sounds of children's voices.
30. She is a nice girl. → They are nice girls.
31. He is a noisy boy. → They are noisy boys.

Ответ: Предложения преобразованы во множественное число согласно правилам английской грамматики.