1. Your parents are already old.
Are your parents already old?
Who are already old?
Are your parents or grandparents already old?
Your parents are already old, aren't they?
- Your parents aren't already old
2. She is married to Tom.
Is she married to Tom?
Whom she is married to?
Is she married to Tom or Sam?
She is married to Tom? isn't she?
- She isn't married to Tom.
3. Kate was with her children at the museum last Sunday.
Was Kate with her children at the museum last Sunday?
Where was Kate with her children last Sunday?
Was Kate with her children or with her friends at the museum last Sunday?
Kate was with her children at the museum last Sunday, wasn't she?
- Kate wasn't with her children at the museum last Sunday.
4. We will be ready in an hour.
Will we ready in an hour?
When will we ready?
Who will be ready in an hour?
We will be ready in an hour? won't we?
- We won't be ready in an hour.