2- Is Dad working today?
No, he is not.
He is relaxing in the garden
3 - Is she writing an e-mail?
No, she isn't.
She is talking on the phone.
4 - Are they fixing the car?
No, they aren't
They are having lunch.
как-то так только если видишь очепятку то не пиши а исправь. удачи :D