【用戶】Elia Cheng
【年級】大一上
【評論內容】You can go from coast to coast in comfort at very affordable prices. Long-distance trains in the USA are (35) by Amtrak.(A) operated (v.) 營運、經營(B) discontinued (v.) 停止(C) involved (v.) 參與(D) released (v.) 發布您可以從東海岸以非常實惠的價格,舒服地旅行到西海岸。在美國長途列車皆由Amtrak營運。