問題詳情

22.The ambassador was _________ bringing peace to the two warring countries, which ledto a long‐awaited truce.
(A)instrumental in
(B) incapable of
(C) aware of
(D)making up for

參考答案

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