阿摩線上測驗
26. The police cordoned _____the whole area because of a suspected bomb.
(A) of
(B) off
(C) for
(D) at
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統計： A(52), B(268), C(58), D(28), E(0) #2902665
統計： A(52), B(268), C(58), D(28), E(0) #2902665
