Поставьте следующие предложения во множественное число.1. This phone in the office

Поставьте следующие предложения во множественное число.
1. This phone in the office is out of order. 2. That blouse is мейд of silk. 3. This is an excellent painting. 4. His book is very popular and it really interests me. 5. Its a difficult word to write. 6. My son is a journalist and he has been very successful. 7. This purse isnt мейд of leather. 8. That is my neighbours car. 9. Has he got a camera? 10. Its anew cassette recorder. 11. This room is very large. 12. There is a match in the box. 13. There is a knife over there. 14. There is a man and a woman in the street. 15. This lady is that gentlemans wife. 16. This shoe is too large for my foot. 17. The child is sitting on a bench. 18. My tooth is white. 19. This key is made of steel. 20. A potato is a vegetable and a cherry is a fruit. 21. This is my friends study. 22. My chief is very competent.