refamiliarwiththe的精选

问题详情：Howtoimproveyourperseverance(毅力)Ifyou’refamiliarwiththestoryofthehare(野兔)andthetortoise（乌龟）,youknowthatthetortoiseprovedthatperseveranceismuchmoreimportantthanspeed.     . 36   ...