Teach you a popular method. The first part is quasi-topic, and the scope of quasi-topic should be small, not "on …" This is something that tens of thousands of words can't be written clearly. You can imitate "on …" The second part should be aggressive and show your point of view. The third part is to demonstrate your point of view and give two or three examples. Attention must be a celebrity example, representative, not your own. Finally, explain your point of view.