Q> Do you know when the next train is due?
A>
1. in front of the post office.
2. I'll look up the timetable.
3. It takes about half an hour.
4. I've waited for forty minutes.
에서 정답은 2.인건 알겠는데 3. 은 왜 안되는지 모르겠어요...
글쓰기