Ответ:
Tony said that he had gone to Madrid for summer holiday two years before.
Melanie said that they had bought a puppy the day before.
Robin said that she was moving to St.Petersburg the following week.
Ben said that he had learnt how to snowboard that day.
Andrew said that he would probably go to study in Oxford the following autumn.
Denis said that he had taken first place in the tennis tournament the previous month.
Jack said that he had finished his article about white owls the previous night.