$ANSWER :$
1. You were told to be best architect in this city.
2. The flowers were reported to be killed by frost.
3. The director is informed to be going to take a business trip to England.
4. The meeting was announced to be delayed until next week by the officer.
5. This cotton was discovered to be grown in Egypt.
6. The performance is promised to start on time.
7. It is recommended that we should stay at the city center.
8. Alice was believed to pass the driving test.
10. Maradona is thought to have been the best football player in the 20th century.
11. He is thought to have died a natural death.
12. John is said that to be the brightest student in class.
13. The President was reported to have suffered a heart attack.
14. She was declared to have won the competition.
15. The earth was believed to stand still