Changes of Chinese social structure and the evolution of cultural policy 并列题名:Changes of Chinese social structure and the evolution of cultural policy Study on the social structure and its evolution in Chaucer Era Changes of China's Qiao situation and the prospects of China's Qiao policy 并列题名:Study on the social structure and its evolution in Chaucer Era Evolution of financial structure and the development of the real economy Marx's theory of social structure and the social construction of contemporary China