問題詳情

39 I've got hearing problems, so it is impossible for me to hear police _____ 100 meters away.
(A)drills
(B)patrols
(C)sirens
(D)tactics

參考答案

答案:C
難度:適中0.492857
統計:A(17),B(34),C(69),D(8),E(0)

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