1, Theme and Content: If the title requires a description of an event, experience or story, emphasizing the time, place, person and the cause, process and result of the event, then it is suitable for writing a narrative, and the title requires an expression of an opinion, supporting or refuting an argument, and supporting the opinion with facts, reasons and evidence, then it is suitable for writing an argumentative essay.

2. Guidance words: Some guidance words in the topic can help to judge the appropriate style, such as description and narration. ; Debate, discussion and writing refer to argumentative essays.