問題詳情

23. After the nuclear disaster, radiation has _______ into the soil and the impact is not yet known.
(A) mobilized
(B) penetrated
(C) reconciled
(D) scrambled

參考答案

答案:B
難度:適中0.54644
統計:A(56),B(353),C(116),D(121),E(0)

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