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【完形填空Wehavealwaysbeenwarnedofthedangersofforestfires.Theycause1toaforest.Theykillmanyplantsandanimalsinaneco-systemwhichisagroupoflivingthi】
更新时间:2024-04-24 09:12:43
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问题描述:

(1)

(2)

完形填空

  Wehavealwaysbeenwarnedofthedangersofforestfires.Theycause  1  toaforest.Theykillmanyplantsandanimalsinaneco-systemwhichisagroupoflivingthingsandtheirenvironment.Buthaveyoueverheardofaforestfirethatcanbe  2  foraforest?Peoplestartsomeofthefireswithaspecialreasontoactuallydogoodtotheeco-system.

  Infactfiresareanaturalpartofanyeco-system.Withoutfirestheoldestandlargesttreeswouldstopsunlightfromreachingtheforestfloor.Firescan  3  someoftheseoldtrees.Whenthetreesdietheyprovidesomethinggoodfortheearth.Newtreescangrowstrongandhealthyintheirplace.

  Sometreesevenneedfirestogrow.Thesetreesholdtheirseeds(种子)inside.Heatfromafireallowsthecoatoftheseedstoopenup.Thentheseedsfalltothegroundandhavethe  4  togrow/

  Scientistwhoknowaboutnature’sneedsstartsomeofthesefirescalledcontrolledburns.Afireisstartedandkeptundercontrol.Thiswaythefiredoesnotspreadoutoftheareaor  5  aafterforestfirestheycangohungry  6  theirfoodhasbeendamagedinthefire.Smallcontrolledfiresmeanthananimalswillnothavetomovefartofindfood.Aftersometimesmallplantsbegintogrow.Animalsreturnsoonaftertheplantsreturn.This  7  makesaneco-system.

  Sothenexttimeyouhearaboutaforestfirethinkaboutthegoodaswellasthebad.Itmaytakeaneweco-systemawhiletoreturnbutitwilllikelycomebackstrongerandhealthierthanever.

[  ]

A.

illness

B.

difficulty

C.

damage

D.

flood

[]

A.

helpful

B.

powe

崔建双回答:
  答案:1.C;2.A;3.D;4.C;5.B;6.C;7.B;解析:(1)该句意为“森林火灾会对森林引起毁坏”,damage名词,意为“毁坏、损害”,flood名词,意为“洪水”;illness意为“疾病”选项C意为“困难”,故由句意...
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