—— 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 |
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—— 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 |