◎ 题干
——Yesterday, I didn’t see Ben at the party.  
—— You _____ him. We just came back from Beijing this morning.
A.mustn’t have seenB.needn’t have seen
C.couldn’t seeD.can’t have seen
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“ ——Yesterday, I didn’t see Ben at the party. —— You _____ him. We just came back from Beijing this morning. A.mustn’t have seenB.needn’t have seen C.couldn…”主要考查了你对  【虚拟语气】【情态动词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。