2. Literature Review

The paper discusses an English vocabulary teaching and learning strategy，elaborative strategy. In recent 20 years, elaborative strategy has been used in chemistry, maths, geography, chinese and so on. That is to say, elaborative strategy almost can be used in all subjects to help teacher with their teaching tasks. For example, it can be used in chinese reading. Zhou Guotao and Guo Zhongyin , who all come from Northeast Normal University, have studied the elaborative strategy used in chinese reading from a psychological perspective.（Zhou Guotao&Guo Zhongying，1998：51-52） Zhang Minghong, who comes from East China Normal University, has writed a thesis on elaborative strtegy used in reading teaching of kindergarden in an early stage. Wu Shaohua, who is from Fujian Normal University, has studied the effect of elaborative strategy on English vocabulary learning. He compares elaborative strategy with mechanical strategy and discusses which one is better for students to grasp new words firmly. （Wu Shaohua，2007：31）Uhl F, Lang W, Lingdinger G, and Deecke L have published an essay about elaborative strategy on Neuropsychologia. They discuss elaborative strategy in word pair learning--DC-potential correlates of differential frontal and temporal lobe involvement. （Uhl F, Lang W, Lingdinger &G Deecke L，1990）Elaborative strategy is through the careful analysis of learning materials, processing, and to understand its inner meaning and deep into the memory of a strategy to promote.