If we have a fever or a cough, we must go to the doctor as soon as possible.

如果我们有发烧或咳嗽 我们必须尽快去看医生

I have a fever and a headache.

我发烧了，还头疼。

Why people may have a fever?

为什么人会发烧呢？

I'm sorry you have a fever.

听说你发烧了，我很难过。

Why I always have a fever!

为什么我总是发烧！

Yes, I am. I have a fever.

是的。我有点发烧。