阅读下面短文，掌握其大意，然后根据短文内容和首字母提示，在短文空白处填入适当的单词， 使短文内容通顺、合理。 On the night of October 8, 1871, a fire started in Chicago and burned for 27 hours. More than 17 000 (1)h______ were burned down. But it was (2)1______ that only a few people lost their lives. It is said that the fire was started when Mrs. O'Leary's cow (3)k______ over a kerosene (煤油) lamp with (4)i______ head. Although this story-still goes on today, what really caused the fire is not (5)k______ yet. Many poor people stayed in their homes until the (6)1______ moment in order to save the little that they had in the world. (7)H______, they were forced to leave when the fire reached their houses. (8)T______ of people were left homeless, but Chicago was completely rebuilt in two years. Because of the fire and the need for safer buildings, the high building (9)w______was built of steel and stone was developed (10)b______ the Chicago architect (建筑师) Louis Sullivan.