一道英语选择题-Sorry ,professor Smith.I didn't finish the assignmen
一道英语选择题
-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
答案选C,可是我认为:既然前者对教授说昨天没有完成,那么教授应该说“你不应该这样”,岂不是选D吗.我凌乱了,望赐教