阅读下面材料,按要求作文。有根,树才枝繁叶茂,葱郁参天;有根,草才能“野火烧不尽,春风吹又生”;人也有根:情感的“根”、事业的“根”、生命的“根”、文化的“根”、民族的“根”……请以“根”为话题,写一篇作文。要求:①所写内容必须在话题范围之内。②题目自拟。③除诗歌外,文体自选。④不少于800字。 Read the material below and write as required. There are roots, the tree is full of leafy, lush Yucai; root, grass to “endless wildfire, the spring breeze again”; people also have roots: emotional “root”, cause “,” Root “of life,” root “of culture,” root “of a nation ... ... Please write an essay with” root "as its topic. Requirements: ① the content must be within the scope of the topic. ② self-question. ③ In addition to poetry, stylistic choice. ④ not less than 800 words.