This is an story I am in it.A. interesting interesting B. interested interesting C. i

问题补充：

This is an story, I am in it.

A. interesting, interesting B. interested, interesting C. interesting, interested

答案：

解析：句意：这是一个有趣的故事，我对它感兴趣。interesting，形容词，有趣的，修饰物；interested,形容词，有趣的，修饰人。故选C。