Unit 4单元话题阅读理解专项练习(名校最新真题)（2022陕西延安市安塞区高级中学高一期末）The Chicago Fire of 1871 was the worst disaster of the 19th century. The fire is said to have started one evening in Mrs. OLearys barn (牲口棚) on the West Side of Chicago. Several hours after she milked her cow, it kicked over an oil lamp, and the cow started the fire. We do not know if the story is true, but we do know that the fire began in a barn on the West Side.The fire spread quickly because of the wooden buildings, a strong wind, a
