Used to indicate the object, aim, or purpose of an action or activity.
예문
1. She is often taken for her sister. (그녀는 종종 언니로 오인된다) 2. I bought a present for my mother. (나는 엄마에게 선물을 사드렸다) 3. for hours (몇 시간 동안이나) 4. I bought this dress for $50. (이 옷을 50달러에 샀다) 5. study for an exam (시험 공부를 하다)
