This paper is a case study of " absolute adjectives " , with a view of finding the limitations of the " prescriptive approach " , and suggests taking a dialectic stand in theoretical research and practical language teaching 英语绝对形容词的比较等级分析,可以说明正确的语言观应该建立在客观、动态基础之上,应该按语言的本来面貌对语言进行客观描写。