2. Literature review
In the European Union, Virginie Mamadouh (2002) assumes that there is a considerable amount of dissatisfaction regarding both the practicalities and the costs of institutional multilingualism and the foreign specialists conduct a large amount of researches on EU language policy. Michal Krzyżanowski, Ruth Wodak (2011) explores the interplay between the politics and policies of multilingualism by looking at the role of political macro-strategies in shaping language and multilingualism policies with linguistic homogenization through the www.751com.cn informal use of international English, but politicians are careful to avoid this sensitive issue because there seems to be no possible compromise between improving EU-wide communication and respecting national linguistic identities. Robert Phillipson supposes that Efforts nationally and in the EU directed towards strengthening multilingualism in education need to address the political, economic and cultural aspects of Anglicization and to engage with these more actively in language policy formation and the reform of language pedagogy if the language ecology of Europe is to flourish.
At the moment, many Chinese specialists have studied the issue from the various views in their papers. Li Xinghua (2006) thinks that is an important part of national identity, language and nation are inseparable. He writes his paper from the view of the nation identity, and put up with a special meaning of carrying out the language diversity. Wu Wen (2013) assumes his ideas that there are three steps for EU to understand and frame the language policy, and all these ideas are gotten based on the data analysis of official EU data. The European Union issued a special language diversity related policies or report, thus formed a diversified pattern of a complete language policy. This paper focused on the evolution of the language policy. Liu Haitao (2005) conducts his research to study from the view of the general 使用Solaris10tcpdump命令not foundinformation about the language diversity and the current situation. Some other researchers paid most of their attention to problems