isnoteasy的精选

问题详情：ALeaptoHonor  Leapingonanarrowbalancebeam(平衡木)isnoteasy.ButLolaWalter,a13-year-oldgymnast,isanexpertatit.  Toperfectherskills，Lola__41__forfourhoursaday,fivedaysaweek.Atthestatechampions...