Cooperative economic organizations are global economic phenomena.

合作经济组织是一个全球性的经济现象。

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However, I find that cooperative learning doesn't reach the ideal result in teaching practice of senior high school, even contrary to the first aim, there are less effective phenomena.

但是，笔者通过观察发现，合作学习在高中英语教学实践中还没有达到理想的效果，甚至有悖于最初的宗旨，存在着低效现象。

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The museums of the region expressed their wish to participate in the project and to approach the subject in an inclusive, cooperative way, with the consensus that values, practices, representations and identities are not static, but phenomena that have emerged in particular historical contexts and are subject, over time, to evolutions, discontinuities, episodes of construction, de-construction, negotiation and re-construction.

UNESCO: OFFICE IN VENICE