The function is to pave the way for writing bamboo below and set off the purity of light bamboo.
2. Answer: "emptiness" is the essence, "straightness" is the representation, and "lightness" is the sublimation; "Empty" and "straight" are the basic premise, and "light" is development and improvement.
3. Answer: No, because this passage is from writing bamboo to writing people, which broadens the idea of the article (or: it embodies the characteristics of prose that "the form is scattered and the spirit is not scattered"); It enriches the connotation of "bamboo" and deepens the theme of the article.
4. Answer: Use anthropomorphic techniques to express the author's reverence and praise for the quality of Danzhu.
5. Example of answer: "Almost all plants are full of vitality and are shouting-I want to live! I want to blossom! I want results! " Using rhetorical devices such as personification and parallelism, it vividly shows the strong desire of other plants in the Herbal Garden to realize their self-worth in the face of the temptation of glory and nothingness.