For example, what is the function of a sentence in the text? You can answer 1, the beginning of the text: the opening point. Render the atmosphere (prose), pave the way (narrative article), and set suspense (novel) as the auxiliary paving way for the following. General collar below. 2. Text: connecting the preceding with the following, summarizing the above. 3. At the end of the article: point out the center (prose); Deepen the theme (narrative); Take care of the beginning (argumentative, narrative, novel)