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发布时间: 1970-01-01

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1最佳选择题 3分

Evenbeforecanaries特高频噪声werebroughtintocoalminestoa

  • A. Loss of forests that are home of birds.
  • B. Toxic chemicals that may cause diseases to birds.
  • C. Their habitat area in Greece that has been destroyed.
  • D. Animals from other continents by the process of globalization.
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本题解析: 暂无解析

2最佳选择题 3分

Evenbeforecanaries特高频噪声werebroughtintocoalminestoa

  • A. A cat can kill all the birds on an island where there used to be no cat at all.
  • B. People are accustomed to catch birds for food and pets.
  • C. Electricity wires can be extremely dangerous for birds.
  • D. Birds that are not killed by direct poison will not be harmed by it any more.
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3最佳选择题 3分

Evenbeforecanaries特高频噪声werebroughtintocoalminestoa

  • A. the species of plants and animals will shrink to one third of the original amount.
  • B. the climate will become unsuitable for residence.
  • C. migrate birds may be in danger because of changes in climate.
  • D. most animals will change their habitats to a large extent.
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4最佳选择题 3分

Evenbeforecanaries特高频噪声werebroughtintocoalminestoa

  • A. display the miracle of nature.
  • B. warn that such cases may never occur again.
  • C. call for protection of national parks,
  • D. show that the specie is precious,
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5最佳选择题 3分

Evenbeforecanaries特高频噪声werebroughtintocoalminestoa

  • A. Use fences to protect all the parks in the world.
  • B. Try to protect wild space and nature.
  • C. Abandon the economic values that birds can bring.
  • D. Rely less on agriculture and return farmlands to forests.
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