Abstract: As a common language phenomenon, nominal ellipsis occurs in the fulfil ment of any of the three metafunctions, i.e. ideational, interpersonal and textu al functions. In fulfiling these three metafunctions, nominal ellipsis is vario usly applied. This article, based on Halliday's study on three metafunctions in his Introduction to Functional Grammar, tries to make a tentative analysis of th e ways to fulfil three metafunctions by means of nominal ellipsis.