The guiding ideology of "cooperative teaching": ① Based on Marxism–Leninism's epistemology; ② Guided by Deng Xiaoping's educational thought; (3) Take the synergy theory as the general scientific methodology and absorb the reasonable factors of "information theory", "system theory" and "orientation theory"; Second, the theoretical basis of cooperative teaching: ① According to the "cooperative theory" put forward by the famous German theoretical physicist Haken Hermann in the 1970s; (2) According to the Chinese teaching syllabus of the nine-year compulsory education middle school; ③ According to the modern teaching theory of Ye Shengtao, Qian Menglong and other famous modern educators; (4) Inspired by the "information" theory of natural science; Third, the teaching principle of "cooperative teaching"; (1) the principle of target recognition; (2) the principle of coordination, synchronization and complementarity; ③ The principle of independent construction ④ The principle of active and open thinking; Fourth, the teaching process of "cooperative teaching": ① determine the goal; ② Students teach themselves; ③ Students' discussion ④ Teachers' guidance ⑤ Comprehensive exercises: ⑤ Basic class types of cooperative teaching: ① Law learning class; ② Self-study class ③ Inspirational class ④ Review class ⑤ Homework class ⑤ Practice class ⑤ Self-study class.