张老师:我经常听老师说,文章的内容要集中,否则,一篇文章就像一盘散沙。那么,什么叫“内容集中”呢?能帮帮我吗?等待你的回信!你的学生小郭小郭同学:你的信我收到了,近来工作较忙,回信稍迟,请原谅。文章的内容不够集中,显得分散,是小学生作文中普遍存在的问题。为了说清楚这个 Zhang Teacher: I often listen to the teacher said that the contents of the article to be concentrated, otherwise, an article like a mess. So, what is “concentrated content”? Can help me? Waiting for your reply! Your student Guo Xiao Guo classmates: I received your letter, the recent busy work, reply later, please forgive me. The content of the article is not concentrated enough and appears to be scattered, which is a common problem in pupils' composition. To make it clear