国家需要一个坚实的经济基础来实现未来增长。

The country needs a solid economic ___base for future growth.

一家成功的企业必须立足于坚实的财务基础。

A successful business must stand on a firm financial ___base.

教育提供了孩子性格赖以建立的基石。

Education provides the ___base upon which a child's character is built.