以下是引用NANA2016在2007-7-5 12:38:00的发言: 1. GWD-18-Q15 Fact: Asthma, a bronchial支气管的 condition, is much less common ailment小病 than hay fever花粉热, an allergic inflammation炎症 of the nasal鼻子的 passages. Fact: Over 95 percent of people who have asthma also suffer from hay fever. If the information given as facts above is true, which of the following must also be true? A. Hay fever is a for the development of asthma. B. Asthma is a prerequisite for the development of hay fever. C. Those who have neither hay fever nor asthma comprise less than 5 percent of the total population. D. The number of people who have both of these ailments is greater than the number of people who have only one of them. E. The percentage of people suffering from hay fever who also have asthma is lower than 95 percent. 原文:A是比HF更加不常见的疾病,超过95%有A病的人同时也得了HF病à得了HF病又得了A病的人少于95%(比方说有100个人得A,120个人得HF,那么有95个人得了A和HF两种病,但是95个人的数量在120个HF病人中,明显少于95%) A:HF是A的前提—原文没有提到前提概念,无关 B:A是HF的前提—原文没有提到前提概念,无关 C:所有人群中,同时得了A和HF两种病的人少于5%--原文没有提到所有人群,无关 D两种病都得的人的数量比得一种病的人的数量少—不一定 E正确 |