Rule 1 – The very basic rule of the article says that the article ‘the’ is used before a singular or plural noun, which is specific. It indicates a particular thing/s or person/s in case of a common noun. Example: The teacher she spoke to at the exhibition was very rude.

Rule 2 – Article ‘The’ is used when the listener knows what the speaker is talking about.
Example: Did you complete all the homework?

Rule3 – ‘The’ is used to generalize the whole class or group.
Example: The honest are respected.