culture的形容词形式是？

　　It might seem odd,but it is a cultural tradition.

　　可能看上去很奇怪，但这是一个文化传统。

　　Their cultural concepts are difficult to comprehend.

　　他们的文化观念很难理解。

　　How many cultural TV shows are mentioned in the passage?

　　文章中提到了多少个文化电视节目？