Question

【题目】—Must I finish my homework this morning?
—No, you ___________. You can finish it this afternoon.
A.mustn't
B.couldn't
C.needn't
D.can't

Answer 1

【答案】C
【解析】句意：——我必须今天早上完成我的作业吗？——不，你不必要。你可以今天下午完成。Must构成的一般疑问句否定回答时用needn't或not have to。故选C。