1. Understand what law is and its basic functions. 2. Understand the application of law in life. 3. Know some legal knowledge, such as: don't litter everywhere, don't destroy public facilities at will, don't lie, etc. Strengthening democracy and legal education is an important and arduous task of ideological and political education in the new period. Since the Third Plenary Session of the Eleventh Central Committee of the Communist Party of China, especially with the deepening of reform and opening up, legal education. Law is the umbrella for our healthy growth. Dear students, in order to ensure that every citizen can study, work and live in a safe and peaceful environment.