希賽網為考生們整理了2007年中國礦業大學(北京)考博英語填空部分真題及答案，供考生們備考復習。

Chad performs his 24-foot aluminum boat past young willow trees that stick out of the waters of the Mississippi River. Sunshine dances off maples, their branches heavy with(1) spring leaves. But a (2)inspection discloses trouble behind the beautiful sight. Rubbish is (3)in a logjam and hangs from the trees’ branches.

For the next three hours Chas and his team pull plastic bags, tanks, bottles and even bowling pins out of the water. Then they(4)for a picnic table caught in the trees.

The Mississippi River Beautification & Restoration Project began in 1997(5)Chad’s one-man effort to pick up rubbish along a 400-mile stretch of the 2340-mile river started. That year, often working (6),the 22-year-old cleaned 150 miles of shoreline.

At first the project appeared impossible and useless. But Chad tried his best to find supporters, and with their supporting, he soon had a new (7)and a five-man team—the Boom Crane Crew. Last year alone the crew pulled from the water 44051 gallon drums, 1104 tyres and enough plastic bags to cover a football field. Much of the waste will be(8).

“Chad’s operation is the only one(9) in progress on the river,” says Mark of the Mississippi River Basin Alliance, a(10)of environmental groups. “It’s the biggest I’ve ever seen in 20 years, and he is inspiring others to do the same.

1.A、ripeB、brownC、fallingD、fresh

答案：['D']

2.A、slowerB、quickerC、closerD、stricter

答案：['C']

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