阅读下面的短文,从所给的单词中选择合适的单词补全短文,每空只填一词,每词只能用一次.
提供的词：school,hunrts,feels,sad,happy,feel,strong,stronger,in,work,do,doing
Today is Sunday,Aunt Li and Aunt Wu don't go to___.Then're___the park.Look,Aunt Li is tall and___,but Aunt Wu is___than her.Now Aunt Li is___sports.She's___.But Aunt Wu is___,because she can't___sports today,her arm___.She is sitting under the tree.She___bored.