Переделайте в отрицательные предложения: 1) I often play with my little sister. 2) We like big dogs. 3) You do your homework every day. 4) Sometimes they go to the cinema. 5) Rex lives in a doghouse. 6) He plays the piano very well. 7) He is drinking milk now. 8) You are wearing jeans today. 9) I am watching TV at the moment.

Конечно! Вот как ваши предложения будут звучать в отрицательной форме:

1. I often do not play with my little sister.

2. We do not like big dogs.

3. You do not do your homework every day.

4. Sometimes they do not go to the cinema.

5. Rex does not live in a doghouse.

6. He does not play the piano very well.

7. He is not drinking milk now.

8. You are not wearing jeans today.

9. I am not watching TV at the moment.

Обратите внимание на правило: для настоящего простого времени используется do/does + not, а для настоящего продолженного — am/is/are + not.