問題詳情

28.John _____ send Mary flowers once a month before they got married. But now he never does.
(A) should
(B) used to
(C) was used to
(D) was afraid to

參考答案

答案:B
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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