問題詳情

28. Those shabby buildings are ____ collapsing if an earthquake hits.
(A) risking
(B)at the risk of
(C)at the mercy of
(D)at risk of

參考答案

答案:A[無官方正解]
難度:非常困難0
統計:A(3),B(2),C(0),D(1),E(0)

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