一道GRE逻辑题求教
问题描述：
一道GRE逻辑题求教
No.6第三套题的一道逻辑题：
Nursing homes range from three to five stories in height. If a nursing home room is above the first floor, it has a fire escape.
If the above statements are true, which of the following must also be true?
A. First-floor rooms in nursing homes do not have fire escapes.
B. Fire escapes are allowed but not required for first-floor rooms in nursing homes.
C. Some nursing homes have no fire escapes.
D. Not all nursing homes have proper fire escapes.
E. Second-floor roomes in nursing homes have fire escapes.
希望知道的同学给点帮助,分析一下答案.谢谢~
答
E 文章说的是,疗养院一般有3层楼到5层楼那么高.一楼以上（不含一楼）有消防逃生通道A 一楼没有消防通道（文章没提到一楼有没有,也就是说没肯定也【没否定】,这是关键）B 一楼允许有消防通道但不要求有（文章一样没提...