問題詳情

4 The irregularities may have retarded, but they had not ___________ , the growth in the volume of trade at the port.
(A) prevailed
(B) prevented
(C) protected
(D) proven 

參考答案

答案:B
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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