1. He had been told all this
information before he left.
2. All letters will have been written by 3 pm.
3. When I returned to my hometown, the theater, which had almost burnt down in
a fire, was still being built.
4. A lot of joint ventures have been opened recently.
5. The exam will have been passed by the students by the beginning of the exams
ahead of schedule.
6. We were asked why not all the issues had been discussed before the meeting.
7. He had never been seen on/in the street without a cane (=walking stick) before.
8. This candidate has been voted by a majority of voters.