Английский язык. Помогите решить задание по английскому языку

1. They have a big house in the country.
They will have a big house in the country next year.
They had a big house in the country ten years ago.

2. My friend has many interesting books.
My friend will have many interesting books as soon as he gets a job next month.
My friend had many interesting books last year.

3. His mother has a nice garden.
His mother will have a nice garden in two weeks.
His mother had a nice garden many years ago.

4. She has a good map of London.
She will have a good map of London tomorrow.
She had a good map of London yesterday.

5. We have a good dog.
I will have a good dog when I grow up.
I had a good dog when I was a young boy.

6. I have a beautiful picture.
I will have a beautiful picture at 5 o'clock today.
I had a beautiful picture two days ago but then I lost it

7. These students have five examinations.
These students will have five examinations the day after tomorrow.
These students had five examinations the day before yesterday.

8. His parents have a comfortable flat.
His parents will have a comfortable flat next month.
His parents had a comfortable flat two months ago.

9. John had good work.
John will have good work next time.
John had good work when he came here.

10. These pupils have four lessons every day.
These pupils will have four lessons every day after they go back to school.
These pupils had four lessons every day last year.