边境处设有检查站，所有车辆都必须停车接受检查。

There are ___checkpoints at the border where all vehicles must stop for inspection.

项目组在每完成一个阶段后都会设置检查点以确保质量达标。

The project team sets ___checkpoints after each phase to ensure quality standards are met.

自行车比赛设有五个检查点，选手必须全部通过才能完成比赛。

The cycling race has five ___checkpoints that all riders must pass to finish.