抄録
The purpose of this paper is to examine what is essential in order to learn a foreign language, taking into consideration some phenomena observed in the process of language acquisition. The paper is composed of three sections. In the first section, language development is examined from linguistic, especially pragmatic and systemic point of view. In the second, inner activities in language development is examined on the basis of Dr. Bower's theory about developmental psychology. In the third, the difference of function between right and left hemisphere is considered in connection with language learning. In the end of the paper a model of memory-centered language learning strategy is presented as a key to the total grasp of the mechanism of language learning.
