1. He has finished the report.
=> The report has been finished by him.
2. The police captured the thief.
=> The thief was captured by the police.
3. The movie disappointed us.
=> We were disappointed by the movie.
4. She returned the money last night.
=> The money was returned last night.
5. The students attended the course.
=> The course was attended by the students.
6. Mr.Jones teaches this class.
=> This class is taught by Mr.Jones.
7. He delivers the mail every day.
=> The mail is delivered every day.
8. She took that book from the desk.
=> That book was taken from the desk.
9. Fire destroyed that house.
=> That house was destroyed by the fire.
10. She will eat the cake.
=> The cake will be eaten by her.