1 Write negative sentences. 1 My sister has a hobby.
My sister doesn't have a hobby.
2 They like my pictures.
They
3 David does karate.
David
my pictures.
karate.
4 My parents play tennis.
My parents
tennis.
5 She studies French at school.
She
6 My grandad plays chess.
My grandad
French at school.
chess. СРОЧНО!!!

Вот подробный ответ с отрицательными предложениями на указанные утверждения:

1. My sister has a hobby.
   ➡ My sister doesn't have a hobby.

2. They like my pictures.
   ➡ They don't like my pictures.

3. David does karate.
   ➡ David doesn't do karate.

4. My parents play tennis.
   ➡ My parents don't play tennis.

5. She studies French at school.
   ➡ She doesn't study French at school.

6. My grandad plays chess.
   ➡ My grandad doesn't play chess.

Отрицательные предложения строятся с использованием вспомогательного глагола do в отрицательной форме (do not / don't для всех лиц, кроме третьего лица единственного числа, где используется does not / doesn't) и основной формы глагола (без изменений).