GRE考试

【单选题】 You may wonder how the expert on fossil remains is able to trace descent through teeth, which seem ______ pegs upon which to hang whole ancestries.
A．(A) novel
B．(B) reliable
C．(C) specious
D．(D) inadequate
E．(E) academic

网考网参考答案：D
网考网解析：
If "you may wonder" how the expert reaches his conclusions, it appears that it is question-able to rely on teeth for guidance in interpreting fossils. Choice D, inadequate, creates the element of doubt that the clause tries to develop. Choice C, specious, also creates an element of doubt; however, nothing in the context justifies the idea that the reasoning is specious or false. Note that here you are dealing with an extended metaphor. Picture yourself hanging a heavy winter coat on a slim wooden peg. Wouldn't you worry that the peg might prove inadequate or flimsy 查看试题解析出处>>