12.( ) I ______ hard to pass the exam, but I didn’t.(A) must have studied (B) must study(C) should h

問題詳情

12.( ) I ______ hard to pass the exam, but I didn’t.
(A) must have studied
(B) must study
(C) should have studied
(D) should study

參考答案

答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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