国家团结对于克服经济挑战至关重要。

National ___unity is crucial for overcoming economic challenges.

家庭团结有助于为孩子创造一个支持性的环境。

Family ___unity helps create a supportive environment for children.

任何组织的成功都依赖于其成员的团结。

The success of any organization relies on the ___unity of its members.