| 1. |
Marine biologists say Sydney Harbor has become ____ in the last decade as environmental projects cut back on pollution. (clean)
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| 2. |
In 1988 drought sent water levels to the ____ ever recorded and halted most river traffic. (low)
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| 3. |
Damascus is said to be one of the world's ____ continuously liven-in cities, dating back to 5000 B.C. (old)
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| 4. |
National parks are required by law to have the ____ air in the country. (clean)
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| 5. |
The ____ air in the nation is found in Montana. (cold)
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| 6. |
What the former Craftsman Truck Series driver did ____ was stick around up front long enough to make something happen. (good)
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| 7. |
The ____ it is, the lower the humidity needs to be for comfort. (hot)
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| 8. |
Swimming and tubing are not allowed at the falls, but are permitted at points ____ downstream. (far)
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| 9. |
Crab season ended at the beginning of November, a month ____ than in the past. (earlier)
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| 10. |
The chapel was built about 1850 to replace an ____ church destroyed during the Mexican-American war. (earlier)
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| 11. |
The ____ area in the image is the north polar cap. (bright)
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| 12. |
He withdrew ____ into his dream world. (deep)
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| 13. |
In the Northeast most Indian people lived in small bands that came together in the summer to form ____ villages. (large)
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| 14. |
New Jersey holds the ____ sources of amber fossils. (rich)
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| 15. |
In 1999, Jeff Gordon took the ____ hit of his racing career when he blew a right front tire and slammed into the Turn 4 wall. (hard)
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| 16. |
The slow current extends the time it takes for young salmon to reach the Pacific, offering salmon predators a ____ window of opportunity. (wide)
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