問題詳情

33 This community is now under police _____ because many residents of this area strongly demand it after serialmurders occurred over the past few days.
(A)speculation
(B)vision
(C)observation
(D)surveillance

參考答案

答案:D
難度:適中0.503185
統計:A(10),B(13),C(42),D(79),E(0)

內容推薦