旅行可以帮助你拓宽视野。

Traveling can help you ___broaden your horizons.

阅读不同类型的书籍可以拓宽你的视野。

Reading various types of books can ___broaden your horizons.

公司计划拓展业务范围以吸引更多客户。

The company plans to ___broaden its business scope to attract more customers.