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GWD10-31 THANK U!!!

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楼主
发表于 2011-4-21 17:16:13 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
gwd-10-31
Q31:People with a certain eye disorder are virtually unable to see in moderately bright light, which seems to them unbearably intense, since the cells of their retinas are overwhelmed by moderately bright light.These people do, however, show normal sensitivity to most components of dim light. Their retinal cells are also not excessively sensitive to red components of moderately bright light.



The information above best supports which of the following hypotheses about people with the disorder described, if they have no other serious visual problems?
A      In all moderately dim light in which people without the disorder can read large print, people with the disorder cannot read such print.
B      In an otherwise darkened concert hall, these people will see a dimly illuminated red exit sign more clearly than small dim white lights that mark the aisles.


C    These people typically see more acutely at night and in dim light than do most people who do not have the disorder.
D.    
Eyeglasses that are transparent to red components of light but filter out other components of light help these people see in moderately bright light.


E     These people perceive colors other than red in the same way as do most people who do not have the disorder.

我用排除无关选项剩下B,D了,然后就做不下去了。。。答案为D,求思路求思路
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沙发
发表于 2011-4-21 18:30:45 | 只看该作者
Their retinal cells are also not excessively sensitive to red components of moderately bright light. 这句是关键。
说明眼睛有disorder的人,在moderately bright light下可以看清red的东西。
刚好和D中所说eyeglasses的作用一致

B错在它所说的条件是dim light 下的red sign, 而原文中并没有说有disorder的人是否能在dim light下看清red的东西。

我是这么理解的~
板凳
发表于 2011-4-22 01:09:37 | 只看该作者
B项 的两个比较对象在原文中第二个找不到啊。。。
地板
 楼主| 发表于 2011-4-22 13:54:27 | 只看该作者
Their retinal cells are also not excessively sensitive to red components of moderately bright light. 这句是关键。
说明眼睛有disorder的人,在moderately bright light下可以看清red的东西。
刚好和D中所说eyeglasses的作用一致

B错在它所说的条件是dim light 下的red sign, 而原文中并没有说有disorder的人是否能在dim light下看清red的东西。

我是这么理解的~
-- by 会员 彼得豆 (2011/4/21 18:30:45)



呼~~~~~~~明白~谢谢你
5#
 楼主| 发表于 2011-4-22 13:57:28 | 只看该作者
B项 的两个比较对象在原文中第二个找不到啊。。。
-- by 会员 涩姬 (2011/4/22 1:09:37)



我想dim light +red 符合文中2个条件
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