大全-III-16

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A violin constructed to have improved sound would sound different from the best-sounding existing violins.
To professional violinists, a violin that sounds different from the best-sounding existing violins sounds less like a violin and therefore worse than the best-sounding existing violins.
Professional violinists are the only accepted judges of the sound quality of violins.
Would be the best supported by those statements?
(A) Only amateur violinists should be asked to judge the sound quality of newly constructed violins.
(B) Professional violinists supervise the construction of violins.
(C) The best-sounding existing violins have been in existence fro several centuries.
(D) It is currently impossible to construct a violin that the only accepted judges will evaluate as having improved sound.
(E) It is possible to construct a violin that sounds better than the best-sounding existing violins to everyone but professional violinists.

答案D。死活不明白里面的逻辑是什么。

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试解答如下：

C violin improve sound qualtiy,but different from B-violin
Professional can only judge B violin

==> Professional can not judge C violin and thus can not evluate wheteher C viloion improve the sound quality
        Professional are the only judges of sound quality

==> So it is currently impossbile to .....

excellences

many   thanks !!