平时,我写作业很粗心,特别是数学,几乎每一次作业本发下来,我都有错误,它影响了我的学习成绩。不光是爸爸看在眼里,急在心里,就连我自己也觉得粗心非常讨厌。为了改掉我这个毛病,爸爸郑重其事地宣布:“科科, Usually, I am very careless about writing assignments, especially mathematics. Almost every time my assignment goes down, I have errors that affect my academic performance. Not only is my father looking in the eyes, hurrying in my heart, even I feel very careless and very annoying. In order to get rid of my problems, my father solemnly announced: ”Section,