1. Narrative is mainly about telling stories, showing the plot and expressing the author's feelings and opinions through the description of specific events, people and environment. Pay attention to the unfolding of the plot and the shaping of characters to attract readers' interest and emotion.

2. Explanatory articles mainly focus on explanation and explanation, and describe the characteristics, properties, principles and methods of things through objective description and analysis, aiming at conveying knowledge, information or opinions. Pay attention to accuracy and objectivity to help readers better understand and recognize things.

3. Argumentative essays mainly focus on discussion and evaluation, and express the author's views, positions or evaluations through analysis and argumentation, aiming at persuading readers to accept some views or take some actions. Pay attention to logic and persuasiveness, so that readers can agree with the author's point of view.