Travelbytrain的精選

問題詳情：閲讀文章，完成文章後的問題。Travelbytrain   Jacklovestravelingbytrain.Wheneverhefeelsliketraveling,he’dfirstthinkabouttakingatripontherail.Thatisbecauseheneverhastobothertobook（訂）ticketsorcol...