Can I take advantage of the new features available in Flash Player 9 if I'm using Adobe Flash CS3 Professional?

Adobe Flash CS3 Professional is designed to create content and applications using Flash Player 9 features, and content created using Adobe Flash CS3 Professional will play consistently in Flash Player 9. Developers can also use Adobe Flex Builder 2 or Flex Builder 3 to author content or applications using Flash Player 9 features.