Co-educational school is conducive to the growth of students in the process of learning, so as to achieve the efficient use of educational resources.To begin with，single-sex schools are a waste of resources, wasting space and faculty resources, while co-educational schools are conducive to the rational allocation of resources.Furthermore，co-educational school is beneficial to the cultivation of communication skills with the opposite sex and the cultivation of students' emotions, especially the psychology of adolescence, can be killed but will be appropriate.Finally，there are differences in the thoughts between male and female students. Co-education can promote the communication and development of male and female thoughts and make preparations for the adult world after the society
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