Definition :
A person or thing that is addressed is said to be the Vocative Case or Nominative of Address.

Function of a Noun

A noun can have one of the following five uses or functions

  • The subject of a verb:
    e.g. David sings well
  • The object of a transitive verb:
    e.g. He bought a pen
  • The complement of an incomplete verb:
    e.g. My brother is a doctor
  • The object of a preposition.
    e.g. He went by this door
  • In opposition to the noun that goes before it.
    e.g. David, my cousin, is a great scholar

Learning Competency

Modal auxiliaries are used for
1.Probability - will ought
2.Possibility - can, could, may, might