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【单选题】听力原文:(A) The boat is returning from sailing. (B) Some people are swimming at the beach. (C) The people are taking a cruise. (D) The buildings overlook the water.
【简答题】Over a hundred years ago people in London were surprised to see a very unusual boat come sailing up the Thames River. The boat was eighty feet long, flat-bottomed, with big wooden eyes on both sides i...