参加国际交流项目有助于拓宽你的视野。

Participating in an international exchange program helps ___broaden your horizons.

旅行可以开阔你的视野。

Traveling helps in ___broadening your horizons.

与不同背景的人交流会拓宽你的视野。

Communicating with people from diverse backgrounds helps in ___broadening your horizons.