take action与take actions的区别如下：
如果指具体的行动，action就是可数名词。指抽象的行动就是不可数名词 。
take action意思为采取行动，提出诉讼。
例句如下：
We have to take action.
我们必须采取行动。
If business success is what you want, than you need to take action.
但是，如果你想取得商业上的成功，那你就必须采取行动。
But at what point do we decide to take action?
但是我们应该什么时候决定采取行动呢？
take actions意思是采取行动，动手。
例句：
So, while countries can take actions today, they need to be flexible for the future, as well.
所以，各国在今天采取行动的同时，他们也需要对未来保持灵活性。
We will also continue to work with the international community, because if the Syrian people are to achieve their goals, other nations will have to provide support and take actions as well.
我们还将继续与国际社会共同努力，因为只有其他国家也提供支持并采取行动，叙利亚人民才有可能达到他们的目标。
One of the objectives of the conference was to establish a community that can plan and takeactions to improve computer science.
会议的目标之一就是建立一个社区，可以对改善计算机科学做出计划并采取行动。