◎ 题干
She is _____, but she looks young.
[     ]
A. in her fifty
B. at her fifty
C. in her fifties
D. at her fifties
◎ 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“She is _____, but she looks young. [ ]A. in her fifty B. at her fifty C. in her fifties D. at her fifties …”主要考查了你对  【介词短语】  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。