完形填空。 Once a young man was traveling by train. It was a long and boring journey. As the train was moving across a wilderness (荒野), the passengers looked out of the windows quietly. When the train reached a bend (转弯处), it 1 and a simple house appeared. It was so easy to notice that everybody on the train turned to 'enjoy' with eyes wide open. Some passengers began a discussion about it. The young man was also 2 by the scenery. On his return he 3 the train at the nearest station and found his way to the house. Its owner said that he was troubled by the 4 of the train. He wanted to sell the house, but nobody would buy it. Soon the young man spent 30,000 dollars on the 5 . He thought it was a good place for 6 because it was facing the railway bend. When the train moved slowly past, the 7 passengers would be very interested in the house. He tried to connect with some big companies and told them that could be used for advertisement. 8 the Coca-Cola Company took it to put up their signs. To everyone's surprise, the young man was 9 180,000 dollars for a three-year rent. This is a true story. It tells us that discovery is very important to 10 . Many people have got new ideas from it. (     )1. A fell behind (     )2. A. attacked (     )3. A. got on (     )4. A. track (     )5. A. room (     )6. A. advertisement (     )7. A. excited (     )8. A. Since then (     )9. A. shown (     )10. A. success B. dropped off B. fright ened B. looked for B. conductor B. place B. information B. tired B. At last B. allowed B. confidence C. slowed down C. trapped C. got off C. passenger C. house C. relaxing C. surprised C. At least C. offered C. activity D. rushed out D. attracted D. waited for D. noise D. land D. traveling D. worried D. So far D. returned D. invention