問題詳情

33.The terms “blue collar" and “white collar" are occupational __________ that distinguish workers who perform manual labor from workers who perform professional jobs.
(A)engagements
(B)classifications
(C)recognitions
(D)acknowledgments

參考答案

答案:B
難度:適中0.580153
統計:A(4),B(76),C(22),D(11),E(0)

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