Question

一道GRE填空求大神解释

If one could don magic spectacles – with lenses that make the murky depths of the
ocean become transparent – and look back several centuries to an age before
widespread abuse of the oceans began, even the most (i) ____ observer would
quickly discover that fish were formerly much more abundant. Likewise, many now-
depleted species of marine mammals would appear (ii) ____. But without such
special glasses, the differences between past and present oceans are indeed hard to
(iii) ____.

Blank (i)
(A) casual
(B) prescient
(C) clearheaded

Blank (ii)
(D) threatened
(E) plentiful
(F) unfamiliar

Blank (iii)
(G) ignore
(H) discern
(I) dismiss

不懂啊！！！最好有翻译……

Answer 1

答案是B, E, H？
我的理解是，如果能有一种神奇的眼镜让人们一下子看回到数世纪人类过度开发海洋资源之前，就连最漫不经心（blank 1）的人也能发现当时的鱼比现在多多了。同样，许多现在濒临灭绝的海洋哺乳动物在当时也很丰富（blank 2，因为是同样，likewise， 所以丰富对应之前的abundant）。但是如果没有这样的眼镜，这种海洋过去与现在的差别实在是太难察觉了（blank 3，有没有眼镜的差别使得blank 1 与blank 3相反）。
就是这样。

Answer 2

楼主可以去尚友GRE备考区看看，里面很多GRE的考友们和老师们在讨论关于GRE的难题，希望对你有用~~

Answer 3

其实楼上解释的还是比较到位的，不过他好像把答案写错了，应该是A、E、H吧，因为A应该才是漫不经心的意思，B是有先见之明的，在这里不合适