1. No one in class 10A is better at Math than Hung. → 2. Shanghai is more expensive than any other city in China. → 3. This street is quieter than the new street. → 4. Ho Chi Minh City is bigger than Hanoi. → 5. Driving a car is more expensive than going by bus. → 6. He has never received such a high score in a test. → 7. We were told that the show was not very entertaining but it was. → 8. I don't think I have ever had such a bad haircut. → 9. I've never tasted such a delicious cake.  → 10. There is no better teacher in this school than Mr. Nguyen.  →