問題詳情

29. ---Sorry, Professor Smith. I didn't finish the assignment yesterday.---Oh, you have done it as yesterday was the deadline.
(A)must
(B) mustn't
(C) should
(D)shouldn't

參考答案

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