Did our teacher go to the mountains last week?
No, she didn't.
Did the girls make funny postcards for Valentine's Day last Wednesday?
Yes, they did.
Did your mom get a lot of presents for her birthday?
Yes, she did.
Did your brother ride a bike yesterday?
Yes, he did.
Did the friends leave the theme park at 5 o'clock last Saturday?
Yes, they did.
Did the teacher write her diploma two days ago?
Yes, she did.
Did the little children eat all the chocolate one hour ago?
Yes, they did.
Did your family and you see fireworks yesterday in the evening?
Yes, we did.
Did your pet win the first prize in the show last Sunday?
Yes, it did.
Did the boys run up the stairs at school yesterday?
Yes, they did.