本文作者： Wang Yaqi

VIP教师会员和本期电子版订户登录后下载

Is this seat empty?别扔,那是我的包！THERE are many people on the bus. An old man is looking here and there to find an empty seat (空座位). Then he finds one. A small bag is on the seat and a young man is sitting beside (在……旁边) it.