Did your mum make a cake?
Did you go to school last Monday?
Did you and your family go to the beach last summer?
Did you watch a film at home?
Did your brother play tennis yesterday?
Did Mary and Paul do the homework?
Yes, they did.
Yes, she did.
No, I didn't. I was ill.
No, he didn't.
Yes, I did. The film was very funny.
No, we didn't. We went to the mountain.