Bài đầu: 
1. He is said to have won a lot of money on the lottery
2. Tom asked Mary if she believed in what the boy said
3. Jean apologized to the dentist for having forgotten their appointment the day before
4. If Peter had studied his lessons carefully, he wouldn't get got bad marks for the Chemistry test
5. David dreamed of being a rich man

Bài tiếp:
6. There was a lot of traffic but we managed to get to the airport on time.
7. Are you planning to do anything interesting this weekend?
8. Some people believe that the happiest people in the world are those who bring happiness to others.
9. He helped his friend get good mark by explaining lessons carefully.
10. Having spent his childhood in Oslo, he knew the city well.