.* Two subsets - Ordinal(서수): first, fourth, last, other- Quantifier(수량사):ⓐ Ordinal and Quantifier? ... The car/A car/Cars became an increasing necessity of life in the 21th century.→ 모두 generic, 제일 generic ... 서로가 알고 있는 상화에서 쓰인다.ⓐ Two kinds of situational reference一 Immediate situation? 상황이 분명하다?