学生L的父亲常年在外忙于工作,妈妈一个人照顾他和弟弟上学,还要打理公司事务,每天晚上九点才到家,几乎顾不上他。为了方便联系,父母给L配了一部手机。从此以后,L课间再也不出去和同学玩,总是坐在教室里,趴在课桌上,一会儿对着手机笑,一会儿对着手机喊,值日不做,作业潦草。虽然L的书写比原来潦草了很多,但是成绩没有下降,一直保持在90分以上。表面看来,L的上 Student L’s father is out of work all year round. Mom alone takes care of him and his younger brother to school, and takes care of the affairs of the company. He arrives home every night at nine o’clock and almost fails to attend to him. In order to facilitate contact, parents with a cell phone to L. From then on, L class never go out and play with classmates, always sitting in the classroom, lying on the desk, while laughing at the phone, while shouting at the phone, do not value, illegible homework. Although L’s writing than the original illegible a lot, but did not decline in performance, has remained at 90 points or more. On the surface, L’s on