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4. Lower-level management function most effectively when they have thorough training and unimpeded communication with workers, supervisors, and one another.
(A) management function most effectively when they have
(B) managers function most effectively when they have
(C) management functions most effectively when they have
(D) managers function most effectively when they have received（B）
(E) management functions most effectively when it has
E为何不对? 不明白. 语法上应该没有错误. | 
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发表于 2005-1-27 19:32:00
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