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In essence, classification is to find the common points and differences of things in our thoughts. It is the basic method and ability for us to know and understand the world. On the basis of classification, it is possible to judge and reason, and to form concepts and make decisions. Classification requires comprehensive demonstration activities such as association, analogy, reasoning and extension, and is the basic cell of thinking.刘氏转瞬间就明白了娘的心思，真真是头疼了。几名刺客清楚地意识到一点，行刺失败了。His greatest characteristic is "mental retardation". Once in class, the teacher asked us to write a composition. After finishing, Lin Nian asked the teacher, "Teacher, what notebook do you use to write?" The teacher replied, "I will not answer the questions of the mentally retarded." Lin Jialian said, "You are mentally retarded!" It can be seen from this that he is mentally retarded, because he doesn't even know what notebook to use to write his composition, and he also talks indiscriminately regardless of the occasion and object, proving that he has not grown up and has a low IQ.Zhang Yange: The winning list was actually evaluated in July. The selected articles were from the beginning of this year to the end of June, including several platforms such as Interface News, Financial Association and Blue Whale. In addition, this award is specially approved by the chairman, so it is called the chairman's special award. In addition to He Li, the jury also has editors-in-chief of various platforms.