1) Did you go to school yesterday?
No, I didn’t .
I didn’t go to school yesterday.
2) Did she have breakfast with at 7 o’clock yesterday?
No, she didn’t.
She didn’t have breakfast at 7 o’clock yesterday.
3) Did Ann do her homework yesterday?
No she didn’t.
She didn’t do her homework yesterday.
4) Did you read “Harry Potter” last month?
No, I didn’t.
I didn’t read “Harry Potter” last month.