"I am worried about the Chinese test."

Translation: 我为中文考试担心。

[PeaceJoyPancakes]

Another possibility: 我担心中文考试.

[KX3.]

It's a bit hanging, 我在担心 would be better.

[Pujann]

That's what I answered but it was shown as incorrect

[hippietrail]

What role does 为 play?

[Cinnamon5230]

"about".

Actually 为 is better translated as "for".

[duckmaestro]

Why is 很 or 非常 or 有点 not used here?