改错：1 he is able to ride a bike when h改错：1 he is able to ride a bike when he was five 2 l have no interest in play the piano 3 Usually,the old is weak and slow求答案!
问题描述：
改错：1 he is able to ride a bike when h
改错：1 he is able to ride a bike when he was five 2 l have no interest in play the piano 3 Usually,the old is weak and slow求答案!
答