新GRE小短文阅读练习题二十六

会计考友

Although it is assumed that peacocks' magnificent tails function
' g5 Z$ x% b  Z# j' [essentially to attract peahens, no one knows why it should be
) W4 e/ m' v. A7 Z( L+ `  [magnificent tails that give a competitive advantage in securing
3 U4 u* X0 v8 ~+ p  Vmates.  One explanation is that peahens are more likely to mate
with peacocks with magnificent tails than with peacocks that lack
magnificent tails.
) b3 p6 \0 @& E' p0 p1 i4 [% E( D Which of the following is an error of reasoning exemplified by the
explanation?
       Attributing to animals qualities that are characteristically
       human  
      Extending a conclusion that is true of only one species of
, }8 L. z& _) k- O0 n$ H5 Y7 n) V       a genus to all species of the genus  
      Offering as an explanation a hypothesis that in principle
       can be neither verified nor proved false  
- Z( P5 b: [; t4 O      Offering the phenomenon that is to be explained as the
       explanation of that phenomenon  
7 m  v' L$ w3 @* n: ?      Assuming without warrant that peacocks with magnificent
* M9 O( X1 C; Z5 O0 R6 f       tails are likely to have other features strongly attractive
3 b  \5 d5 ]( e+ V  c$ `       to peahens  
答案：E