單選題 每題5分

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1. The family followed the road to a _____ where three roads met andturned left to a big open area. That's where they saw a large number ofcolorful mushrooms.　

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2. Delegates from different countries participated in the forum to discusshow to _____ their trade relations and promote economic growth.　

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3. The two organizations officially came into _____ two years after theadoption of the convention.　

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4. A man arrested in connection with a shooting was charged withillegal _____ of fi rearms.　

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5. John's ice cream business took off in just three months because nobody reallyworks as hard as he does. His _____ for work leaves a lasting impression.　

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6. You should avoid _____ words or phrases to make sure that every wordyou use adds something new to your piece of writing.　

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7. Landscapes existed before they were constructed as national landscapesand before nationalism _____ as a dominant political ideology.　

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8. Most companies now rely on search engine optimization to improvevisibility of their websites, _____ brand awareness and buildrelationships with customers and prospects.　

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9. The destruction of rain forests disturbs the _____ balance because iteliminates animals' natural habitats in those areas.　

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10. The health organization declared that two infectious diseases had beensuccessfully _____ worldwide.　

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11. The visitors were amazed at the _____ or the giant mass of ice movingslowly down the valley and spreading outward on the land surface.　

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12. We rushed to the mountain top hoping to see snow, only to fi nd that thewhite snow _____ in the sunlight made it extremely diffi cult to drive.　

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13. Icarus was the son of the ancient Greek architect, Daedalus, whose fl yingexperience of being too close to the sun ended in a _____ .　

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14. Doctors and nutrition specialists _____ a diet high in fi ber and low incholesterol for better health.　

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15. The pantry is where _____ is normally found, such as dishes, forks andknives that the family use at a meal.　

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16. Preventive health options are believed to be a better route than diseasetreatment, so nutrition and dietary _____ are key components ofpeople's health regimens.　

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17. As sea level rises, saltwater would _____ fresh water resources,limiting the residents' access to clean water.　

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18. Her reply to my question was _____. I really didn't know what she meant.　

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19. The defense attorney is charged with official misconduct and _____ with witnesses.　

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20. The telescope which the astronomer designed made it possible for him toclearly see the stars and planets that had only been dimly _____ before.　

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