In this paper, beased on the input and output hypothesis, characteristics of the Korean and Chinese homgarphs, the two faces of Sino-Korean Word`s teching method which from the Sino-Korean Word`s input and output are dicussed. To strengthening the conprehension of the Sino-Korean Word`s forms(pronuncuation, Korean morpheme, Chinese morpheme) by Focus On FormS` Teaching Method, the Corresponding and morphology are important teaching contents; And in the discussion on the Sino-Korean Word`s Semantics teaching by the Focus On Form`s Teaching Method, by comparing the Sino-Korean Word`s semantic types and finding the meaning relations of collocations between Koran Sino-Korean Words and corresponding Chinese words. The exercise activities above can strengthen the Sino-Korean word`s comprehensible input and out competence of Chinese learners.