The first draft of this paper needs to be checked again. Some schools may not check the first draft of the paper, but in order to ensure the originality and academic integrity of the paper, students should use professional paper checking software to check themselves. Checking the duplicate in advance can help us find and modify the duplicated or plagiarized content in time, improve the quality and originality of the paper, and avoid finding problems in the final draft stage, which will affect the submission and performance of the paper.