WhenJackiecametohisfirstpianolessoninhismother'scar,he...
問題詳情： WhenJackiecametohisfirstpianolessoninhismother'scar,hewasalready11yearsold．I__41 studentsbeginatanearlierage,butowingtohisinsistence,Itookhimasastudent．_42___asJackietried,helackedthesenseof...