组卷网 > 高中英语综合库 > 主题 > 人与自然 > 环境 > 环境保护
题型:完形填空 难度:0.4 引用次数:291 题号:11326639

The last complete ice shelf in the Canadian Arctic has collapsed(倒塌).The Milne Ice Shelf is _______ Ellesmere Island,Canada.The shelf lost _______ 40 percent of its area in just two days at the end of July.

Above normal air temperatures,offshore winds and open water in front of the shelf are all parts of the _______ for its break-up.The shelf area shrank(缩小)by about 80 square kilometers.By comparison,the island of Manhattan in New York _______ about 60 square kilometers.Temperatures in the polar area have been _______ intense(强烈的).Summer in the Canadian Arctic this year has been 5 degrees Celsius_______ the 30-year average.That has _______ smaller ice caps,_______ can melt quickly.As a glacier disappears,more bedrock is left _______.This then speeds up the melting__________. A research camp,including instruments for measuring water flow through the ice shelf,was lost when the shelf at Ellesmere Island collapsed.

"It was only a __________ of time,"said Mark Serreze,director of the National Snow and Ice Data Center. His study showed the ice caps were__________ to disappear within five years.Their disappearance was __________ last month,when NASA satellite images of the area showed a complete lack of snow and ice.Serreze's __________ trip to the Arctic was many years ago."When I was there in the 1980s,I knew every square inch of those ice caps,"Serreze said."You have the good __________.It's like your first girlfriend.I want her back."

1.
A.at the edge ofB.in front ofC.at the back ofD.at the end of
2.
A.rather thanB.less thanC.other thanD.more than
3.
A.situationsB.conditionsC.elementsD.problems
4.
A.combinesB.coversC.evaluatesD.obtains
5.
A.seriouslyB.especiallyC.naturallyD.nearly
6.
A.downB.belowC.upD.above
7.
A.reducedB.brokenC.threatenedD.brought
8.
A.whichB.thatC.whereD.whose
9.
A.uncoveredB.discoveredC.predictedD.spotted
10.
A.programB.progressC.projectD.process
11.
A.questionB.thingC.matterD.concept
12.
A.possiblyB.likelyC.probablyD.surely
13.
A.simplifiedB.launchedC.confirmedD.accompanied
14.
A.researchB.searchC.cultureD.business
15.
A.dreamsB.ideasC.attitudesD.memories
【知识点】 环境保护 新闻报道

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A.payingB.comingC.drivingD.going
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A.eatB.sellC.paintD.show
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17.
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A.uponB.withoutC.throughD.beyond
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A.peacefulB.excitedC.energeticD.quiet
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A.kingdomB.groupC.schoolD.community
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A.tendencyB.techniqueC.conceptD.target
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A.climateB.natureC.mankindD.health
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A.threatB.kindC.seasonD.lack
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A.signB.printC.spellD.change
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A.passionB.supportC.proposalD.power
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A.emergencyB.difficultyC.hurryD.urgency
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A.educatedB.behavedC.fedD.beat
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