According to different majors and education levels, the course papers of undergraduate colleges are usually relatively simple, with about 2,000 words for liberal arts and 3,000 words for science and engineering. But the requirements for graduate students are diverse. Usually liberal arts need to do research, starting with at least 4000 words, and many may need 6000 words. Science, engineering and chemistry need experimental analysis. , and the number of characters is at least 5000. The requirements of the course paper are relatively simple, as long as the logical structure is correct and the content is combined with reality.