Definite Article = Indefinite Article particular/specific (1) riêng biệt the man of my life = a man of my life Are you the owner of the car? = an owner the = a/an NO ARTICLES /deleting "the" 1. broad categories (religion) 2. plurals (Students) 3. uncountable noun (milk) 4. proper names; person (Henry) 5. Books/shows titles (Harry Potter) 6. Languages (English, Vietnamese) 7. Subjects (Maths) 8. Location name; Towns 9. Cities (VietTri City) 10. states or capitals (Hanoi) 11. Countries (Vietnam) or unless it's the name of the country like (The UK, The US) 12. Geographic spots; lakes (Hoan Kiem Lake) 13. mountains (Mt. Everest) 14. single island (Cat Ba) 15. continents ( Asia) 16. planets ( Earth) - depends on the use in the sentence 17. sports (football, basketball) 18. Meals (breakfast, lunch, dinner) unless it has specific date in an event like wedding event (once only)