根据控制标准衡量执行情况时，衡量的精度和频率越高越好。()
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The reason why the studys design allowed "an even more wild hypothesis" was that______.
A. the part of the brain had never been studied before
B. it entailed using a machine to look at a certain area of the brain
C. it meant adding the notion that infant shyness could be measured in adults
D. it added the possibility that shyness was related to social phobia
企业中的许多小团体虽然有自己隐含的目标，但没有公开的目标，因此它们不是一个完整意义上的组织。()
矿井必须建立测风制度，每()天至少进行1次全面测风。
A. 5
B. 10
C. 15
D. 20
刚性预算由于只确定了基本原则和范围，所以其不足之处是灵活性掌握不好会出现失控现象。()
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