"Habit" is the topic of composition. This shows that writing has a lot of space and flexibility. First of all, according to my understanding of habits, I plan to write a topic, and then choose the style of argumentative writing, with clear arguments and sufficient arguments, paying attention to and arranging reasonable structures to make the arguments more convincing; To write an argumentative essay on the topic of "I am healthy, I am happy", the argument should be clear and sufficient, and the reasonable structure should be paid attention to to to make the argument more convincing;