i going to u.s.a this winter vocation,so i need ready know enough america calture.there are only one seriouse way to reach north america that is take airplain. we need buy the ticktes from airplain company or internet airplain sale webside.Also we need take passport, and know where we want to go. we should know the rule of u.s.a.there are many choice for us to choose a hotal, but you should realy know the resouce that from internet.
追问亲,太感谢了