9 предложений в пассивном залоге

1. The problem was discussed last Wednesday2. The Browns were invited yesterday3. The car was bought 5 years ago4. The book was translated in 19765.The church was built in the sixteenth century6. The story was written in 19957.A book was given to him. 8.No mistakes have been made in the test. 9.This museum was  built a century ago