The title of an argumentative essay is more important than the title of a narrative. The functions of argumentative title include: revealing the central topic or argument, or being innovative and attracting readers.

2.

The central argument and the sub-argument are the first points in the outline writing of argumentative essays. The central argument should not be a negative sentence, but an affirmative sentence to express a statement or judgment.

3.

The idea of thinking structure is to conceive how to write on the basis of determining arguments, including the structure, order and collection and classification of writing materials.