◎ 题干
My mother _____ a player,  her leg was broken in one game,  she has given up ever since.                  
[     ]
A. is                                  
B. use to be                    
C. used to be
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“My mother _____ a player,her leg was broken in one game,she has given up ever since. [ ]A. is B. use to be C. used to be…”主要考查了你对  【一般过去时】  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。