問題詳情

Before you ask a question or give comments at a conference, you ought to_______yourself. The audience wants toknow who you are.
(A) prove
(B) identify
(C) accuse
(D) support

參考答案

答案:B
難度:適中0.657068
統計:A(45),B(251),C(20),D(26),E(0)

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