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当前学科:化学水处理工(高级)
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职业活动中,对客人做到()是符合语言规范的具体要求的。
A . A.言语细致,反复介绍
B . B.语速要快,不浪费客人时间
C . C.用尊称,不用忌语
D . D.语气严肃,维护自尊
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