25. It's a good thing that you called.

点睛

It's a good thing that为感谢别人的口语表达，意为“你……（做某事），真好”。感谢或者夸奖别人行为的句式还有：
That's very nice of you to... 你……真是太好了。
It's big of you to... 你……真大方。