seat on the exchange

例句：

1. 1. The captain satat the head of the table.
   船长坐在桌子的头。
2. 2. She sat down and beganto read.
   她坐下来开始读。
3. 3. The carstopped and someone sat in the front seat.
   汽车停下，有人坐在前排座位上。