Introduction - If you have any usage issues, please Google them yourself
This is a word in the form of documents, help to improve your essay writing skills, ha ha, talk about the experience. Want to show a high level, through contrast, through the facts and let the data speak, do not boast. For example, the content of your work made it clear that our predecessors did not solve the problem, self-evident is innovation, there is no need to emphasize " first" , " fill the gaps." Even less frequent use of " laid the foundation," " a guide" sort of self-praise of the story.