资源的分配必须精心规划，以最大化效率。

The ___allocation of resources must be carefully planned to maximize efficiency.

各国在公共资金对社会服务的分配上常常存在差异。

Countries often differ in their ___allocation of public funds to social services.

有效的时间分配是成功管理多个项目的关键。

Effective time ___allocation is key to managing multiple projects successfully.