is solely used with third person singular topics like ‘he’, ‘she’, ‘it’, along with singular nouns. It operates given that the singular form of ‘do’ for existing tense steps.??? ???? ??? ? ????? ? ? ?? ??? ??? ????. ??, ??? ??? ??? ???? ?? ?????. ??? ????? ??? ??? ? ???, ??? ??? ??? ? ?? ?????. ?? ??? ????? ????, '???'??? ??? ?????,