Ответ:

  1. We didn’t go to the beach last week.
  2. He didn’t buy a new car last weekend.
  3. They didn’t get married two months ago.
  4. I didn’t write an essay yesterday.
  5. They didn’t have a great holiday last month.
  6. She didn’t leave work early last Friday.
  7. We didn’t have three cats when I was a child.
  8. I didn’t go to the cinema yesterday.