1. My sister attended the University of Edinburgh.
2. She took her car to the mechanic last week.
3. They moved to their new flat in 1997 and they had redecorated it till the present day.
4. He phoned her to tell her that he had booked them a room in Italy.
5. I got the chemistry book on Monday, and I was studying since then.
6. While she was watching her favourite programme on TV, he phoned her.