2. 外语
  3. From the first paragraph, we get the impression that George Marsh According to David Wedin, the extinction of many species are

From the first paragraph, we get the impression that George Marsh According to David Wedin, the extinction of many species are

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问题 From the first paragraph, we get the impression that George Marsh
According to David Wedin, the extinction of many species are caused by human beings’
选项 A、arrogance.
B、ignorance.
C、nonchalance.
D、blunder.
答案B
解析 本题是推断题。由题干中的David Wedin定位至末段。倒数第二句指出：We don’t know which species are essential to the web of life so we’re taking a massive risk by eliminating any of them，这说明人们无法分辨何种生物物种对我们来说是至关重要的，由于无知造成了许多物种灭绝的局面，故[B]为答案。
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