№4. преобразуйте предложения в отрицательные: 13. your uncle is a teacher. 14. the sisters were famous dancers. 15. she will go to bed at 11 o’clock. 16. my mother prepared dinner yesterday.
13. Your uncle is not a teacher. 14. Your sister weren't famous dancers. 15. She won't go to bed at 11 o'clock. 16. My mother didn't prepare dinner yesterday.
14. Your sister weren't famous dancers.
15. She won't go to bed at 11 o'clock.
16. My mother didn't prepare dinner yesterday.