◎ 题干
—Whose ball is this?  
—It's _____.
A. Jim's and Tom's  
B. Tom's and Jim  
C. Jim and Tom's
D. Jim and Tom
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— Whose ball is this? — It's _____.[ ]A. Jim's and Tom's B. Tom's and Jim C. Jim and Tom's D. Jim and Tom …”主要考查了你对  【名词所有格】  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。