1. The Definite Article

2. A noun be said to have a unique referent A noun be said to have a unique referent Special adjective as a modifier Special Noun: refer to unique time or place in our common existence Generic, that is, it may be refer to an entire species or a single type of something Previously mentioned noun Following modifier Only one tallest building the United States, the Soviet Union the Hawker Siddeley Harrier is one of the best present-day VTOL aircraft The growth of the American garment industry was made by Issaac singer ’ s improvement

3. Shared knowledge between reader and writer Shared knowledge between reader and writer

4. Special Adjectives

5. Special Nouns

6. Generics

7. Previous Mention

8. Modifiers Following the Noun

9. Shared Knowledge

10. Implied Uniqueness

11. A Flowchart for Articles