問題詳情

18.( ) I wonder what has _______ his bad attitude toward me. He's always so unfriendly to me.
(A) fallen out
(B) brought on
(C) provided with
(D) put on

參考答案

答案:B[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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