题文

阅读理解。

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.Watching too much television is bad for your 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.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. 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.

2. 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

3. 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

4. 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

5. 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

题型：阅读理解  难度：中档

答案

1-5  BDADD

据专家权威分析，试题“阅读理解。 Wearing the wrong type of glasses will do harm to..”主要考查你对  科教类阅读  等考点的理解。关于这些考点的“档案”如下：

科教类阅读

考点名称：科教类阅读

• 科普类的阅读：
  科普类的阅读理解包含介绍科学知识、社会知识的短文。阅读这类短文时，要以事实为中心进行思考，抓住事物的特征、用途、相互关系等。
  如果是介绍社会现象的文章，要掌握所谈现象的内涵。

• 答题技巧：
  1. 加强整体意识，把握文章的主要内容。在阅读的时候可给段落标上序号，并给重要的句子和
     关键词做上记号，尤其是各段中心句，为答题提供更快捷更多的信息源。
  2. 审清题干，发觉和把握试题中有效的提示性信息，确认命题的角度、阅读范围和答题方式。
  3. 定位阅读，强化对应意识。同时要注意原文利用和自我加工相结合。