Поставьте предложения в вопросительную и отрицательную форму

1 They had breakfast an hour ago .
2 We went to school yesterday.
3 He got up last weekend .
4 She gave her mother a beautiful for Christmas.

Пожалуйста помогите !!!!!!

1. They had breakfast an hour ago.
They didn't have breakfast an hour ago.
Did they have breakfast an hour ago?
2. We went to school yesterday.
We didn't go to school yesterday.
Did we go to school yesterday?
3. He got up last weekend.
He didn't get up last weekend.
Did he get up last weekend?
4. She gave her mother a beautiful present for Christmas.
She didn't give her mother a beautiful present for Christmas.
Did she give her mother a beautiful present for Christmas?