公司每月15号给我们发工资。

The company ___paid us on the 15th of every month.

我已经付清了上个月的房租。

I've already ___paid last month's rent.

他多年的努力终于得到了回报。

His years of hard work finally ___paid off.

他熬夜工作，结果第二天付出了代价，头疼得厉害。

He stayed up late working and ___paid the price the next day with a terrible headache.