問題詳情

17. The cars are ________ in the traffic.
(A) being lining up
(B) lined up
(C) been lined up
(D) to line up

參考答案

答案:A[無官方正解]
難度:適中0.444444
統計:A(4),B(4),C(0),D(1),E(0)

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