◎ 题干
-- Is this room __________?        
-- Yes, it's __________.        
[     ]
A. Lily and Lucy; their
B. Lily's and Lucy's; theirs
C. Lily and Lucy's; theirs
D. Lily's and Lucy's; their
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“-- Is this room __________? -- Yes, it's __________. [ ]A. Lily and Lucy; theirB. Lily's and Lucy's; theirs C. Lily and Lucy's; theirsD. Lily's and…”主要考查了你对  【名词所有格】【物主代词】  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。