... investigation into the effectiveness of the training of Memory Strategies on students vocabulary retention. However, the training does not cover all the memory strategies. In an attempt to make ... first and other languages, the incremental nature of vocabulary acquisition, the role of memory in vocabulary learning and acquisition, the organization and development of L2 mental lexicon, the ... Johnson 1996, Schmitt 1997, Nation 2001) Vocabulary retention is one of the prolems of vocabulary learning. Students have not known how to use memory strategies. Thus the training of memory strategies...