30. Not until the final interview _____ that the candidate had falsified the documents.
(A) we realized
(B) we did realize
(C) did we realize
(D) realized we
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統計: A(2), B(1), C(6), D(1), E(0) #4061427
統計: A(2), B(1), C(6), D(1), E(0) #4061427