【简答题】A.They carried passengers, but not cargo. B.They were large, but surprisingly fast. C.They were the first successful steam-powered ships. D.They were more reliable than other ships of the 1860's.
【单选题】—On 2014,April 16 th ,a South Korea ship carrying more than 450 passengers sank into the sea. Most of the pasaagers were students and lost their lives. —______ sad news.