3.1)Mum is making dinner.
2)The boy isn’t doing the ironing.
3)The cats aren’t standing on the chair.
4)The girl is cleaning the floor.
5)Dad is taking the dog for a walk.
4.1)Is mum wearing a dress?
2)Are the cats sleeping?
3)Is the boy watching TV?
4)Are the children listening to music?
5)Is the girl working?