Odpowiedź:
2. Dennis felt very tired from travelling back and forth to Paris. - Dennis felt very tired, because he had travelled back and forth to Paris.
3. There was a power cut in the middle of my favourite television series. - There was a power cut while I was watching my favourite television series.
4. It was dinner time when my boss called me about an urgent matter. - I was called by my boss about an urgent matter during dinner time.
5. Mr Jones is fed up with his students' disruptive behaviour but this was not the case before. - Mr Jones didn't care about students' disruptive behavior before but now he is fed up with them.
6. It was my young-s daughter first time on a roller coaster. - My daughter has never been on a roller coaster before.
7. I didn't want to leave without discussing the issue with the insurance agent. - I didn't want to leave until I discuss the issue with the insurance agent.
8. My boss left the office before I came to work yesterday morning. - When I came to work yesterday morning, my boss had already left.
