Is it true ?1Wearing the wrong type of glasses will do harm to your eyes .This is not tru

Is it true ?
1．Wearing the wrong type of glasses will do harm to your eyes .
This is not true for adults , although incorrect glasses may not be good for children under 10 . Ready-made glasses , and not wearing when you should , won’ t do harm to your eyes , but you may see better with glasses that are specially made for you .
2．Watching too much television is bad for you eyes .
This is not true. People with easily affected eyes may find they get red and aching from staring at a fixed distance for long periods , but there won’ t be any lasting effects .
3. Carrots will help you see in the dark. Carrots are rich in beta-carotene, which the body can change into vitamin A, too little of which can cause night blindness. However , people in most countries don’ t need to worry about vitamin A deficiency（缺乏）, night blindness is more likely to be connected with another vision problem .
【小题1】According to the passage , which of the following is TRUE ?
A．Ready-made glasses will do harm to one’s eyes.
B．Wearing the wrong glasses may do harm to children’s eyes.
C．The human body is unable to change beta-carotene into vitamin A.
D．Watching less television may do harm to children’s eyes.
【小题2】Night blindness is most likely caused by .A．staring for long periodsB．too much beta-caroteneC．not enough vitamin AD．vision problems【小题3】According to the article , eye problems can be corrected by .A．wearing specially-made glassesB．performing eye exercisesC．cutting back on televisionD．eating more carrots【小题4】Watching too much television can cause .A．night blindnessB．lasting eye problemsC．a number of vision problemsD．eye trouble for a limited time【小题5】The main purpose of this article is to .A．tell people of the importance of their eyesB．tell people how to protect their eyesC．tell people to have more carrotsD．tell people something more about their eyesB

(答案→)B 解析：这篇短文主要通过求证的方式解答了佩戴不对型的眼镜、过多的看电视不会对眼睛造成伤害；胡萝卜素也未必能帮助你在黑暗中看清事物。【小题1】细节理解题。根据短文 incorrect glasses may not be good for children under 10 的描述可知，佩戴眼镜不当回对孩子的眼睛有害。故应选B。【小题2】细节理解题。根据短文night blindness is more likely to be connected with another vision problem 的描述可知，夜盲症可能是由视力问题引起的。故选D。【小题3】细节理解题。根据短文 you may see better with glasses that are specially made for you 的描述可知，特制的眼镜可以帮助改善视力。故选A。【小题4】细节理解题。根据短文People with easily affected eyes may find they get red and aching from staring at a fixed distance for long periods , but there won’ t be any lasting effects的描述可知，过多的看电视会在有限的时间内导致眼睛问题。故选D。【小题5】细节理解题。联系上下文可知，这篇短文主要通过解答佩戴不对型的眼镜、过多的看电视不会对眼睛造成伤害；以及胡萝卜素也未必能帮助你在黑暗中看清事物等问题，告诉人们更多关于眼睛的知识。故选D。

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