晨晨两年前随父母从边远小镇搬到省会城市居住,新家就在车水马龙的大路边。晨晨特别喜欢闻街上的汽油味,也爱扎在马路上的人群里凑热闹,常在街上逗留到华灯初上。最近不知怎么搞的,3年级的晨晨上课老是精种不集中,理解力也老跟不上趟,成绩急剧下降。怎么好端端的孩子进了城市反而变笨了呢?父母带他到医院去看,儿科医生开始说有点贫血,开了点药,但吃了一、两个月也不 Two years ago morning with his parents moved from remote towns to live in capital cities, the new home on the busy road. Chen Chen particularly like smell the smell of gasoline on the street, but also love the people in the street join in the fun, often stay in the street to the Chinese lanterns. Recently I do not know how to engage in, the third grade morning class always lack of concentration, understanding can not keep up with the old, the results dropped sharply. How a good end of the child into the city instead of stupid it? Parents took him to the hospital to see, pediatricians began to say a little anemia, opened a little medicine, but ate one or two months