四级练习2015.07.30
[audio]http://sound.yywz123.com/tingbbs/cet4/cet420150730.mp3[/audio]In many countries today,laws protect wildlife. In India the need for such protection was realized centuries ago. (1)_______________________. The killing of game beasts was carefully supervise. Some animals were fully protected. Within the forest,nobody was allowed to cut timber burn wood for charcoal,or trap animals for their furs. (2)_________________________. 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. (3)____________________. Everywhere, men are trying to solve the problem of preserving wildlife while caring for the would's growing population.
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