thirteen-year-old boy named Ben Sands crawled through a small opening three hundred feet underground. He found himself in a large cave half filled with water.
Today tourists visit the Lost Sea and ride far out onto it in glass-bottomed boats powered by electric motors. More than thirteen acres of water have been mapped out so far and still no end to the lake has been found. Even though teams of divers have tried to explore the Lost Sea, the full extent of it is still unknown.
51. The Lost Sea is unique because it is ________.
A. part of a historical cave system B. the biggest underground lake in the world
C. listed in the Guinness Book of World Records D. the largest body of water in Tennessee
52. The Craighead Caverns have been known ________. A. through history B. since the time of the Indian nations C. since 1905 D. since divers explored them 53. Who located the Lost Sea in recent times?
A. The Cherokee Indians. B. Tourists. C. Ben Sands. D. Scientists. 54. What was found in “The Council Room”? A. A small natural opening. B. A large cave.
C. Another series of rooms. D. Many old Indian objects.
55. It can be inferred from the passage that the Craighead Caverns presently serve as ____.
A. an underground testing site B. an Indian meeting ground C. a tourist attraction D. a motor boat race course V. Writing (20 points) 56. 写一篇广播通知：(10 points)
题目要求：你们学校学生会（the student union）将为来访的澳大利亚朋友举办一个晚会，请你根据下述内容要点拟一个100词左右的英语广播通知，欢迎同学参加。
1) 目的：欢迎来访的澳大利亚朋友。
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2) 时间：10月12日（周五）晚七点。 3) 地点：图书馆第二阅览室
4) 内容：文娱节目，包括游戏、跳舞等。
57. For this part, you are allowed to write a short essay on the topic of Credit Cards. You should write at least 120 words following the outlines given below in Chinese: (10 points) 1) 越来越多的人使用信用卡，信用卡有哪些好处；(Advantage:
improve the quality of people’s lives) 2) 信用卡的弊端；(Disadvantage: easy to exceed one’s budget, charge a
high rate of interest) 3) 你自己的观点。
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