每天清晨的上学路上,我总会看见许多小学生手里拿着五花八门的零食:有鸡翅、有热狗、有面包、有糖果……总之应有尽有。我想:一个小学生一天、一个星期、一个月、一年该吃多少零食呢?那么,一个班,一个学校又如何呢?于是我开始了一次小小的社会调查。上学路上,我询问了许多小学生,问他们一天从家里带多少钱上学。答案是:富裕的家庭少则10元、20元,多则30元、50元;一般家庭5-10元;困难家庭1-3元。我还看到,上学路上的小卖店一家接一家,而学校附近的 Every morning on the way to school, I always see many primary school students holding a wide variety of snacks: chicken wings, hot dogs, bread, candy ... ... in short everything. I think: a pupil a day, a week, a month, how many snacks a year to eat it? So, a class, a school and how? So I started a small social survey. On my way to school, I asked many elementary students to ask how much money they bring from home to go to school one day. The answer is: wealthy families as little as 10 yuan, 20 yuan, as much as 30 yuan, 50 yuan; general family 5-10 yuan; 1-3 yuan for families in difficulty. I also saw that the kiosk on the way to school one by one, and the school nearby