問題詳情

( )Duke has been a _______ of his group. He always fails in everything.
(A)black sheep
(B)black wolf
(C)white frog
(D)white elephant

參考答案

答案:A[無官方正解]
難度:非常困難0
統計:A(4),B(2),C(0),D(2),E(0)

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