她加快了脚步，以便能赶上最后一班公交车。

She ___hastened her steps to catch the last bus.

看到暴雨将至，我们加快脚步回家。

Seeing the storm approaching, we ___hastened our steps home.

良好的政策加快了农村地区的基础设施建设。

Good policies are ___hastening the infrastructure development in rural areas.