Составить 7 предложения с many

1. There are many flowers in the park, but I can hardly remember their names.

2. Many years ago a very rich duke lived in that castle.

3. How many students can be involved in this project?

4. How many weeks do they need to finish their work and start a new project?

5. Not many people heard about this music band.

6. How many subjects have you already chosen?

7. How many lakes have you seen?