I'm interested in how people tick.

　　我對人們的所思所想很感興趣。

　　The story is very interesting.

　　這個故事非常有趣。

　　When used as an adjective it says how someone feels.

　　當它作為描述某人感覺的形容詞。

　　When used as an adjective it describes the people or things that cause the feelings.

　　當作為描述人或事物造成感覺的形容詞。

　　The news is depressing.

　　那個消息令人覺得沮喪。