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82 我对解决这个问题的建议如下：首先，迫在眉睫的是建立自然保护区。其次，有些濒临灭绝的珍稀野生动物应该收捕、人工喂养并繁殖。最后，对于捕猎珍稀野生动物的人必须严惩。 My suggestions to deal with the problem are as follows. To begin with, it is urgent to create nature reserves. Secondly, certain rare wild animals that are going to be extinct should be collected, fed and reproduced artificially. Finally, those who hunter them must be punished severely. 83. 普遍认为，在发达国家人口增长的主要原因与其说是出生率的上升，还不如说是由于医疗保健的改善使死亡率下降了。 It is generally believed that the chief reason for the increase in population in developed countries is not so much the rise in birth rates as the decline in death rates as a result of the improvement in medical care. 84. 毫无疑问，需求的增长导致了价格的上涨。 There is no doubt that the increase in demand caused the rise in prices. 85. 由于人口的猛增或大量人口流动(现代交通工具使这种流动相对容易)引发的种种问题也会对社会造成新的压力。 Additional social stresses may also occur because of the population explosion or problems arising from mass migration movements-themselves made relatively easy nowadays by modern means of transport. | 
