Celebrities are uniquely qualified to efficiently address social problems, because of their high-profile status and access to resources.这篇有什么好的例子吗？
The most effective way for managers to assign work is to divide complex tasks into their simpler component parts. This way, each worker completes a small portion of the task but contributes to the whole.这题请帮忙开拓思路，不然话太少了。
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发表于 2010-4-17 12:47:36
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