我们需要扩大花园的面积来种植更多蔬菜。

We need to ___enlarge the garden to grow more vegetables.

她正在放大照片以便更清楚地看到背景中的细节。

She is ___enlarging the photo to see the details in the background more clearly.

随着公司业务扩展，我的工作范围正在扩大。

My job scope is ___enlarging as the company expands its business.