她努力学习真的得到了回报，她考试得了高分。

Her dedication to studying really ___paid ___off when she aced the exam.

从长远来看，投资教育最终会有回报。

Investing in education will eventually ___pay ___off in the long run.

他投入项目的额外时间终于得到了回报，获得了晋升。

All the extra hours he put into the project finally ___paid ___off with a promotion.