The paper presents the results and findings of the particular grant project GA CR P407/ 12/1830, entitled "Relationship between pupilś cognitive structures and language system structrures in Czech language educcation process" from 2012 deals with the search for new solutions didactic language education is systematically applying constructivist educational approaches. It presents existing research surveys, their tools and findings in the field of surveying children/pupil's preconceptions and concepts sentence.
Outlines the issue of sentence, namely the concept of creating movement in the contemporary concept of education process in the first grade of elementary school. Encourages linking known in the natural communication experience acquired language of a child with generally accepted patterns of language system, it drew attention to solving current problems of the Czech language didactics.