The genre of an article refers to the structure of an article, such as narrative, argumentative, and explanatory. Expressive skills refer to the language, vocabulary, and rhetorical devices used in the writing process to enhance the expressiveness and appeal of the article. The way of expression referred to the content and methods of the article, including narration, description, discussion, lyricism, etc. Techniques of expression refer to the techniques used to express the content and methods of the article, such as metaphor, contrast, symbolism, etc. Rhetoric refers to the various techniques used to express the author's thoughts and feelings, such as exaggeration, metaphor, personification, metonymy, etc. These concepts are somewhat abstract, but as we improve our writing skills, we will gradually understand and master their importance and role.