Question

【题目】—Do we have to finish our homework this afternoon?

—Yes, you ________.

A. must B. can C. may D. need

Answer 1

【答案】A

【解析】

句意：——今天下午我们必须完成作业吗？——是的，你必须。A. must必须；B. can能；C. may可以；D. need需要。根据上文Do we have to finish our homework this afternoon?可知下文肯定回答是Yes, you must；否定回答是No, you needn’t；根据题意，故选A。