◎ 题干
In________, he began to learn Russian, when he was in________.
[     ]
A. 1970; the 50's  
B. the 1970; his 50s
C. the 1970s; his fifties  
D. 1970s; his fifties
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“In________, he began to learn Russian, when he was in________. [ ]A. 1970; the 50'sB. the 1970; his 50sC. the 1970s; his fiftiesD. 1970s; his fifties…”主要考查了你对  【基数词】【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。