Помогите , пожалуйста, составить предложения в отрицательнойи вопросительной форме в Past Indefinite
l. Yesterday he read this article in the newspaper. 2. They learnt the words yesterday. 3. They left this town many years ago. 4. A week ago I lost this book. 5. Last Sunday she spent much time in the swimming pool. 6. We bought a vacuum-cleaner last week. 7. Last year they built a small house. 8. My sister did not send that letter yesterday. 9. This book didn't cost so much two years ago. 10. They didn't write letters to me last month

1 Did he read this article in the newspaper He didnt read this article in the newspaper.
2 Did they learn the words yesterday They didnt learn the words yesterday.
3 Did they leave this town many years ago They didnt leave this town many years ago.
4 Did I lose this book a week ago I didnt lose this book a week ago.
5 Did she spend much time in the swimming pool last Sunday She didnt spend much time in the swimming pool last Sunday.
6 Did we buy a vacuum-cleaner last week We didnt buy a vacuum cleaner last week.
7 Did they build a small house last year They didnt buy a small house last year.
8 Did my sister send the letter yesterday My sister didnt send the letter yesterday.
9 Did this book cost so much two years ago This book didnt cost so much two years ago.
10 Did they write letters to me last month They didnt write letters to me last month.