题目内容
【题目】Braille became blind in 1812. (对画线部分提问)
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【答案】When did Braille become blind?
【解析】
略
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题目内容
【题目】Braille became blind in 1812. (对画线部分提问)
_______________________________
【答案】When did Braille become blind?
【解析】
略