1. I have known her since she was a child. (어린이였을 때부터 그녀를 죽 알고 있다) 2. He had not seen her since he married. (그는 결혼하고 난 뒤부터 그녀와 만나지 않았었다) 3. Let's do our best, since we can expect no help from others. (다른 사람들로부터 도움을 기대할 수 없으므로 우리 스스로 최선을 다합시다) 4. He has learned a lot since he has been here. (그는 이곳에 오고 나서부터는 많은 것을 배웠다) 5. He hasn't eaten anything since yesterday. (그는 어제부터 아무 것도 먹지 않았다)
