1. Many textbooks are useful for intelligence.

2. Don't spend a lot of money on useless things.

3. There are a lot of people in shopping malls.

4. There are not many gifted children.
6. Society does not understand some people.

7. We need some information to build a ship.

8. For health, you need to drink 2 liters of water a day.

9. My coffee usually has milk in it.