题目内容
–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
C
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题目内容
–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
C