Sarahlivedonafarmwit的精选

问题详情：Sarahlivedonafarmwithherfamily.Shewas___21___tolearntotrack,toidentifyeachpersonandwheretheyweregoingbythemarkstheyleftontheground.Andifherfathercouldn’tteachher,she’dteachherself.Tothe___22...