(1) Noun: "Each man has his own vocation." Also expressions used as nouns: for example, "'By God, and by Saint George!' said the King."
(2) Pronoun: "Memory greets them with the ghost of a smile."
(3) Infinitive: "We like to see everything do its office."
(4) Gerund: "She heard that sobbing of litanies, or the thundering of organs."
(5) Adjective used as a noun: "For seventy leagues through the mighty cathedral, I saw the quick and the dead."
Things used as Complement.
Complement: Of an intransitive verb.
350. As complement of an intransitive verb,—
(1) Noun: "She had been an ardent patriot."
(2) Pronoun: "Who is she in bloody coronation robes from Rheims?" "This is she, the shepherd girl."