問題詳情

25. We would not have to spend so much time fixing these problems now if we ___________ the system glitch then.
(A)can catch
(B)have caught
(C) had caught
(D) caught

參考答案

答案:C
難度:適中0.666667
統計:A(5),B(0),C(14),D(0),E(0)

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