一、根据提示回顾相应的主题词汇
图1：在过去的40年里 in the past 40 years；
下降了 decrease by
图2：成千上万的物种 thousands of species；
灭绝的边缘 the edge of extinction
图3：增长到 rise to ；
对……产生令人震惊的影响 have a shocking impact on ...
二、选用相关主题词汇并根据提示翻译下面句子
1．在过去的40年里，野生动物的数量减少了50%。
In the past 40 years, the number of wild animals has decreased by 50 percent.
2．我们已经把成千上万的物种逼到了灭绝的边缘。
We ’ve driven thousands of species to the edge of extinction.
3．随着人口增长到75亿，我们对其他物种产生了令人震惊的影响。
As the human population has risen to 7.5 billion, we have had a shocking impact on other species.
