be beneficial for somebody to do sth是唯一的区别，此时只能使用for
其他的类型for和to都可以用，一般to是对人,for是对事
to本身是介词,后应接名词性的词.表示“对”、“向”等,
如I say something to you,move to the east、benefit sb/sth=sb/sth benefit from for the benefit of为……的利益
1、All these factors proved to be beneficial for the opposition.
所有这些因素都对反对派有利。
2、These efforts will definitely be beneficial for the healthy development of organ transplantation in China in a long run.
这些规范管理措施的实施必将有利于我国人体器官移植事业的健康和长远发展
扩展资料：
beneficial
adj.~ (to sth/sb)
有利的；有裨益的；有用的
improving a situation; having a helpful or useful effect
同义词： advantageous, favourable
例句：
Using computers has a beneficial effect on children's learning.
使用计算机对孩子们的学习有益。
Having one IP address for some or all of the Ethernet adapters in a large multi-nodesystem can be beneficial for system administrators and network administration.
可以让一个大型多节点系统中的一些或所有以太网适配器共用一个IP地址，这对系统管理和网络管理有帮助。
