◎ 题干
Fu Mingxia           the youngest world champion when she was thirteen.          
[     ]
A. become              
B. is becoming
C. becomes              
D. became
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Fu Mingxiathe youngest world champion when she was thirteen. [ ]A. become B. is becomingC. becomesD. became…”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。