Listen to a short passage one time. Fill in the blanks with the exact words you hear. Some parts of the earth are more likely to have earthquakes than other parts. This is usually true of (1)___________ areas because there the thickness of rocks is not even. It is easy to understand why people are so (2) ____________ by earthquakes. People used to believe that when an earthquake (3) __________________, the ground opened, swallowed great numbers of people, and then it closed. It was also thought that those people would (4) __________ forever. But now we know this is not what really happens. What we need to fear is the effects of a serious earthquake, including fires, floods, and landslides. A powerful earthquake (5) _____________ in Yellow National Park on August 17, 1959. The earth was (6) ____________ and very strong. It also caused the worst landslides in US history since 1927. After the earthquake, some people said that they would never visit Yellowstone, because they were afraid they would be (7) __________ in such a disaster cause by the earthquake. This is actually a follish idea. Such a fear would (8) _________________ beautiful mountains for the rest of our lives. Even though earhquakes happen every day, such a powerful earthquake like the Yellowstone one does not happen frequently at all. We should feel (9) ______________ that very few of us will suffer such a bad natural disaster. Besides, if we know (10) ______________ and make careful preparations, the losssof lives could be avoided.