○的自白宁波市达敏学校翁佩玲我的名字叫做○，身体面孔成圆形。满面和气笑盈盈，学生都是我友人。有的同学很爱我，计算题目不忘我，有的同学讨厌我，一不小心出错误。整数末尾加上我，这个数就扩大了。中间用我补位置，如果漏掉数变小。什么东西叫做我，表示没有可用我... ○ Confession of the white Damon school in Ningbo City Weng Pei Ling My name is ○, the body faces into a circle. Face and air smile, students are my friends. Some of my classmates loved me very much, and I did not forget to calculate the subject. Some students hate me and accidentally made mistakes. Adding me to the end of the whole number expands. I use the middle position, if the missing number becomes smaller. What is called me, that is not available to me ...