1. When I entered the room, they discussed my project.
2. My sweater was bought in Scotland.
3. I’m not sure that Mr. Green’s house was painted at that moment.
4. An electric light bulb was invented by Thomas Edison.
5. When you called, John was interviewed.
6. Forms were filled out when I joined the group.
7. The Seventh Beethoven Symphony was performed at a concert last night.
8. These pictures were painted by your children.
9. When I returned to my hometown, a new library was being built on High Street.
10. Last year, many new schools were built in Moscow.
Объяснение:
1. for recovery and treatment 2. take part in a seminar 3. make a profit for the company 4. make travel 5. give explanations about the tourist center 6, agree on organized visits