1 Granny didn't sing a good song.
Did granny sing a good song?
2 They didn't make a mistake in the sentence.
Did they make a mistake in the sentence?
3 He didn't have a new car.
Did he have a new car?
4 They didn't see a nice movie yesterday.
Did they see a nice move yesterday?
5 She didn't do well at school.
Did she do well at school?