In prose, parallel sentences are usually used to emphasize the theme or emotion of the article. By repeating the same or similar sentences to create a strong tone or emotion, it makes the article more vivid and powerful. The use of parallel sentences can improve the reader's reading experience and enhance the appeal and persuasiveness of the article. At the same time, it could also help the author express more complicated and profound views, making the article more profound and meaningful. In a prose, a parallel sentence can be used in the following ways: 1. Focus on the theme or emotion: By using the same sentence repeatedly to emphasize the theme or emotion of the article, it will enhance the appeal and persuasiveness of the article. 2. To describe things or people: to use parallel sentences to describe things or people. To create a strong tone or emotion by repeating the same or similar sentences, making the article more vivid and powerful. 3. Express complex and profound views: By using parallel sentences to emphasize complex and profound views, the article will have more depth and meaning. In prose, the parallel sentences can be used to emphasize the theme or emotion, describe things or characters, and express complex and profound opinions. It can improve the reading experience and appeal, and enhance the persuasiveness of the article.