这是测试，还是来真的？

Is this a test, or is it ___for ___real?

别笑，我说要搬去阿拉斯加是认真的。

Don't laugh, I'm ___for ___real about moving to Alaska.

气候变化的威胁是真实存在的，需要立即采取行动。

The threat of climate change is ___for ___real and requires immediate action.