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标题: LESSON43 Animals [打印本页]

作者: 云舟一念 时间: 2011-2-12 09:23 标题: LESSON43 Animals

listen to the material carefully,although it is difficult and sometime you can't write down the correct answer.As long as you have tried,whatever you write down will be the harvest of yours.You should believe that only by accumulating little by little could you learn English welll.so come on.

In many countries today,laws protect wildlife.In India the need for such protection was realized centuries ago.About (1)____________________B.C. an Indian writer described forests that were somewhat like national parks today.The killing of game beasts was carefully supervise.
Some animals were (2)___________________.Within the forest,nobody was allowed to cut timber,burn wood for charcoal,or trap animals for their furs.
Animals that became dangerous to human visitors were trapped or killed outside the park.So that other animals would not become uneasy.The need for wildlife protection is greater now than everbefore.About a thousand species of animals are in danger of extinction and the rate at which they are being destroyed has increased.Within mammals,for instance,the rate of extinction is now about one species every year.
From A.D. 1 to (3)_____________________,the rate was about one species every fifty years.Everywhere,men are trying to solve the problem of preserving wildlife while caring for the would's growing population.

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作者: 浪子小乙 时间: 2011-2-12 15:25

1.300
2.fully protected
3.18 hundred

作者: billdraaa 时间: 2011-2-14 11:00

1, 300
2fully protected.
31800

作者: chenyou59761 时间: 2011-2-18 08:18

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作者: dsq123dsq 时间: 2011-3-30 22:25

300
refer to protect
18 hundred

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