be in the chair

例句：

1. 1.She sat down on the couch and started watching TV.
   她坐在沙发上开始看电视。
2. 2. The teacher asked the students to be seated at the front of the room.
   老师要求学生们坐在教室前排。
3. 3. He was positioned in the corner of the room, facing the door.
   他坐在房间的角落里，面对着门。