You need not only extensive knowledge, but also rich teaching experience and good teachers' morality. Ordinary primary school teachers need to be competent for the teaching tasks of Chinese, mathematics and English courses in primary schools, and also need to master any two technical skills in music, dance, art and calligraphy. However, it should be noted that the average teacher does not mean that a teacher should teach language, numbers, English and sound beauty, but should integrate these subjects to realize the scientific integration of primary school curriculum.