Jack can p;ay the piano and he can't play it well.修改病句

Jack can p;ay the piano and he can't play it well.修改病句
Jack can p;ay the piano and he can't play it well.修改病句

Jack can p;ay the piano and he can't play it well.修改病句
答：He can't paly it well与前一句是两个相反的意思,所以连词不能用and
改法：将and改为but