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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?

正确答案: D

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请教。。谢谢!

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楼主
发表于 2011-11-10 08:47:07 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
Q35:GWD-11-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.


答案是D,我理解不了题目。。。
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沙发
发表于 2011-11-10 21:51:41 | 只看该作者
眼睛有問題對正常光感到敏感,但是對暗光敏感度正常,對紅色光不太敏感。
(D) 戴紅色鏡片可以讓他們在正常光下看東西不敏感。(紅色鏡片只有紅光可以穿透)
板凳
 楼主| 发表于 2011-11-11 08:08:34 | 只看该作者
啊!!恍然大悟!谢谢!!!
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