장소 전치사 at 을 사용하는 경우at: 어떤 지점에 있다고 말할 때 ex: at the mall at the door at the window at the desk at the corner at the traffic light 예문:Who's at the door?Go stright and turn right at the corner. at: 직장, 학교 등 일상 장소에 있다고 말할 때 ex: at work at home at school at church at somebody's house 예문:I don't have to wear a suit at work. at: 역 공항에 있다고 말할 때 ex: at the station ..