Write these in plural 1)This phone in the office is out of orders 2)That blouse is made of silk 3)This is an excellent

1. These phones in the offices are out of order. 2. Those blouses are made of silk. 3. These are excellent paintings. 4. His books are very popular and they really interest me. 5. They are difficult words to write. 6. My sons are journalists and they have been very successful. 7. These purses are not made of leather. 8. Those are my neighbours\' cars. 9. Have they got cameras? 10. They are new cassette recorders.