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1. Many experiments were made by the students of chemistry last week.
2. All my washing has been done by hand for the past years.
3. A nest has been built in the porch by a pair of robins since last week.
4. She is said to be the best singer in this town.
5. It is believed that he will be the winner.

6. Tom is thought to have stolen food in the supermarket 3 days ago.
7. The situation was reported to be under control.
8. She is said to work 16 hours a day.
9. The company is thought to be planning a new advertising campaign.

10. It is expected that the soap opera will end next year.