GRE試題（五）內容簡介
GRE試題（五）
Time –30 minutes
25 Questions
drugs that cure those suffering from rare diseases
because selling a drug to only a few people usually
does not recoup manufacturing expenses ． Therefore,
a company manufacturing any of the drugs that cure
those suffering from loxemia, an extremely rare
disease, will undoubtedly lose money ．
Which of the following, if true, most seriously
weakens the conclusion above ？
(A)Several drugs that cure those suffering from
loxemia also cure those suffering from very
common illnesses ．
(B)Most of those who contract loxemia also con-
tract another illness concurrently ．
(C)Most of the drug companIEs that manufacture
drugs that cure rare diseases do not manufac-
ture drugs that cure loxemia ．
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