Paul Benedict, an American linguist, regarded the Jingpo language as the central language but did not give it a systematic analysis in his Sino - Tibetan: A Conspectus.

In the history of psychology,there was a famous argument centering on egocentric speech of children between Piaget and Vygotsky.

Based on the biref review of the construction of the domestic virtual self-learning center,this article describes the layout and construction of the learning center in Wuhan Institute of Technology,a national vocational demonstrative program,and introduces the virtual self-learning centers in higher vocational schools in detail.

Bickerton’s language center theory and enlightenment to foreign language learning and teaching;