1. At first, it was suggested to write only one paragraph, and then the next paragraph immediately had arguments. It is not recommended to set up arguments separately in such articles. Starting with a story can add interest to the article. 2. According to the needs of sub-arguments. Often, the argument is put forward first, and then the facts are put forward to illustrate it.
3. At the end, I don't know this very well, and I haven't used it much. If it is argumentative or argumentative, you can try it.