阿摩線上測驗
14 In business email correspondences, it is most professional to _______ an incoming message, telling the sender that the message has been received.
(A) acknowledge
(B) commission
(C) initiate
(D) segment
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統計： A(7), B(0), C(2), D(2), E(0) #2455544
統計： A(7), B(0), C(2), D(2), E(0) #2455544
