我只剩一门考试了。

I only have one exam to go.

《牛津词典》

我刚结束我的最后一门考试。

I've just finished my last exam.

youdao

这是这个学期最后一门考试了。

This is the last test of the semester!

youdao

For example, let's pretend that you are speaking with a friend who had been studying for a test for some time.

例如，我们假设你跟一位朋友在聊天，他已经为一门考试复习了好一段时间。

I'm sure 课堂 - SpeakingMax英语口语达人

And you're feeling like you're in a light mood. You've just passed a test.

但你觉得你想看点轻松的，因为你刚刚通过一门考试。

I feel like 课堂 - SpeakingMax英语口语达人

Could you describe one of your hardest exams?

你能说说你一门最难的考试吗？

对于古怪教授 - SpeakingMax英语口语达人