Question

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 .

1.Night blindness is most likely caused by _____ .

A．staring for long periods B．too much beta-carotene

C．not enough vitamin A D．vision problems

2.According to the article , eye problems can be corrected by _____ .

A．wearing specially-made glasses B．performing eye exercises

C．cutting back on television D．eating more carrots

3.Watching too much television can cause _____ .

A．night blindness B．lasting eye problems

C．a number of vision problems D．eye trouble for a limited time

4.The main purpose of this article is to _____ .

A．tell people of the importance of their eyes

B．tell people how to protect their eyes

C．tell people to have more carrots

D．tell people something more about their eyes

 

Answer 1

1.D

2.A

3.D

4.D

【解析】

试题分析：短文大意：这是真的吗？眼镜的类型错误会损害你的眼睛。看电视看得太多对你的眼睛不好。胡萝卜能帮助你在黑暗中看到。本文旨在告诉人们一些有关眼睛的知识。

1.细节理解题。根据短文最后一句night blindness is more likely to be connected with another vision problem .可知该选D。

2.细节理解题。根据短文第三四五行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 .可知该选A。

3.细节理解题。根据短文第七八行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可知该选D。

4.主旨大意题。本文旨在告诉人们一些有关眼睛的知识，所以该选D。

考点：科普类阅读。