The first content is: pedagogy, psychology, educational psychology, teaching materials and methods, educational laws and regulations, new curriculum reform and other professional knowledge and related educational theory knowledge. This situation is the most common.
The second content is: subject professional knowledge and public basic knowledge. This public basic knowledge is also different. Some fields refer to the above-mentioned educational theoretical knowledge, while others refer to comprehensive knowledge such as literature, history, law, mathematics, politics and current affairs.
The third content is: vocational aptitude test+basic knowledge of education, which is relatively rare.