An Analysis of Public Service Announcements from the Perspective of At⁃titude in Appraisal System—Take TV PSA of Environmental Protection for Examples  

作　　者：卢以若 LU Yi-ruo(The School of Foreign Language and Literature,Beijing Normal University,Beijing 100875,China)

机构地区：[1]北京师范大学外国语言文学学院

出　　处：《海外英语》2021年第7期272-273,共2页Overseas English

摘　　要：With the development of social media,the TV public service advertisements play an important role in environmental pro⁃tection.The essay will analyze PSA about environmental protection from the perspective of Attitude in Appraisal System,trying to find out how ads work by using different kinds of sub-systems in attitude.And the essay will also focus on the proportion of positive and negative meanings,researching the myth of PSA.

关 键 词：Chinese public service advertisements Appraisal Theory Positive Discourse Analysis 

分 类 号：H0[语言文字—语言学]