Method of oppositions is used to establish grammatical categories. Opposition is made by two forms carrying two manifestations of one categorical meaning, cf. 5 works :: is working carry two particular manifestations (non-Continuous :: continuous) of the general categorical meaning of aspect.
4.English and Ukrainian Grammar аs System and Structure
The morphological systems of the English and Ukrainian languages are characterized by a considerable number of isomorphic and bysome allomorphic features. The isomorphic features are due to the common Indo-European origin of the two languages while theallomorphic features have been acquired by them in the course of their historic development and functioning as independent national languages.
