1. The girls danced at the lesson. - They didn't dance at the lesson.
2. The boys played computer games at school. - They didn't play computer games at school.
3. Granny listened to pop music. - She didn't listen to pop music.
4. Grandpa climbed a tree. - He didn't climb a tree.
5. Mum cooked in the living room. - She didn't cook in the living room.
6. Dad painted a picture. - He didn't paint a picture.