The difficulty of supervision is not high, and the average social pass rate is 15%. Of course, you can't look at this data, because there are many people who sign up not to learn soy sauce. The average data can only reflect the difficulty of the exam, but can't evaluate the passing probability of individuals. You sign up for a better training class and keep studying, which means 100% pass. After taking the exam for so many years, there are some mature online courses that can be used for reference, such as "Public Foundation" by An Hui and "Road Engineering" by Zhou Chao. Generally, candidates start from these two subjects, and the road difficulty of each subject should be relatively simple.