問題詳情

24. The man ________ for more than two hours when the train finally pulled into the station.
(A) has waited
(B) has been waiting
(C)had been waiting
(D) was waiting

參考答案

答案:C
難度:適中0.625954
統計:A(19),B(20),C(82),D(7),E(0)

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