◎ 题干
He is         and he has an          sister.      
[     ]

A. ten--year--old; eight years old      
B. ten years old; eight--year--old      
C. ten year old; eight--years--old     
D. ten--year--old; eight year old

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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“He is and he has ansister. [ ]A. ten--year--old; eight years old B. ten years old; eight--year--old C. ten year old; eight--years--oldD. ten--year--old;…”主要考查了你对  【基数词】【形容词】  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。