You play handball on Sundays.
Do you play handball on Sundays? Yes, I do. / No, I don't.
They have breakfast at 7 o'clock.
Do they have breakfast at 7 o'clock? Yes, they do. / No, they don't.
The dog has three balls.
Does the dog have three balls? Yes, it does. / No, it doesn't.
You like skateboarding.
Do you like skateboarding? Yes, I do. / No, I don't.
