题文
We all know that if we want to keep our body in good shape we have to do physical exercise regularly as well as be careful with what we eat. What we tend to forget is that this goes for our eyes as well. Medical science confirms that a diet rich in carotenoids (类胡萝卜素) can help maintain good vision(维持好视力) and prevent against a number of eye diseases. Here's some advice about how to choose the right diet to keep your eyes healthy.
— Eat orange food. Fruits and vegetables with orange flesh are rich in carotenoids. In addition to carrots，oranges，pumpkins and sweet potatoes are also available. All of these contain high levels of carotenoids，which help to maintain good vision.
— Include dark green vegetables，such as spinach (菠菜) and broccoli (西兰花) in your diet, to act as natural sunglasses. Recent scientific studies have shown that these vegetables can help block (阻挡) the damaging UV radiation(紫外线辐射)from the sun's rays.
— Prevent some eye diseases with orange juice, yellow corn, whole milk, nuts and leafy vegetables. These foods are good sources of vitamins A, C, D and E. All of these are necessary to good eye health.
— Increase your intake of omega3 with some sea fish, and some other seafood. Omega3 helps build cell walls and is especially beneficial to keeping eyes healthy .It also helps regulate the eye's internal pressure and helps the eye dry up excess fluid.
小题1:We can learn from the first paragraph that healthy food .A．keeps eyes healthyB．means you don't need exerciseC．can help cure eye diseases efficiently(有效地)D．means people don't have to wear glasses小题2:Why should people eat orange food according to the text？A．It is beneficial to building cell walls in eyes.B．It is more delicious than other food.C．It is good for eyesight.D．It is rich in various vitamins.小题3:Which of the following can help block the damaging UV radiation from the sun's rays？A．Pumpkins. B．Juice.C．Nuts. D．Broccoli.小题4:The purpose of the text is to tell people how to .A．keep their body in good shapeB．choose a healthy diet for their eyesC．prevent serious eye diseasesD．get natural sunglasses from food 题型：未知难度：其他题型
答案
小题1:A
小题2:C
小题3:D
小题4:B
解析
本文叙述了为了人们的身体健康为了保护好自己的视力，本文从饮食方面给出了一些建议，首先吃含有类类胡萝卜素的蔬菜和水果，如胡萝卜、土豆、南瓜和橘子等。防止眼的疾病的有橘子汁，全脂牛奶、黄玉米、坚果和带叶的蔬菜等。
小题1:细节理解题。根据Here's some advice about how to choose the right diet to keep your eyes healthy.故选A。
小题2:细节理解题。根据Medical science confirms that a diet rich in carotenoids (类胡萝卜素) can help maintain good vision(维持好视力) and prevent against a number of eye diseases.和Fruits and vegetables with orange flesh are rich in carotenoids.因为橘子里含有丰富的类胡萝卜素，它对人的视力是好的，故选C。
小题3:细节理解题。根据Include dark green vegetables，such as spinach (菠菜) and broccoli (西兰花) in your diet, to act as natural sunglasses. Recent scientific studies have shown that these vegetables can help block (阻挡) the damaging UV radiation(紫外线辐射)from the sun's rays. 西兰花可以太阳光的辐射，故选D。
小题4:写作意图题。根据Here's some advice about how to choose the right diet to keep your eyes healthy.故选B。
点评：写作意图题指作者在文中表达的意思，也就是写作目的。只有掌握作者的写作意图， 我们才能了解文章的深层含义， 从而全面正确，深刻把握思想。作者的写作意图通常隐藏在字里行间， 所以需要从以下几个方面来看：熟悉文体；寻找 key word, topic sentence；善于把握讽刺，反语等常见修辞方法；把握作者的语气，严肃或轻松，幽默或讽刺，平和或激动，乐观或悲观。
考点
据考高分专家说，试题“We all know that if .....”主要考查你对 [健康环保类阅读 ]考点的理解。健康环保类阅读
健康环保累阅读概念：
健康环保类文章常是介绍科学知识、生活常识和环境保护方面的短文。体裁有记叙文、 说明文、议论文和各种应用文。
健康环保类文章阅读技巧：
健康环保类文章常是介绍科学知识、生活常识和环境保护方面的短文。阅读此类短文要以现象或事物为中心进行思考，理解现象产生的原因、条件和客观规律等。同时要抓住事物的特征、用途和相互关系等。科普环保类文章一般为说明文，从结构上看大致可分为三个部分：
第一部分一般是文章的首段，主要用来提出文章的主题，即文章想要阐述、说明的主要内容；
第二部分是文章的主体，可由若干个段落组成，对文章的主题进行展开说明；
第三部分是结尾段，对文章的主题进行归纳总结。这类文章多用一般现在时，而且一般多使用客观性词语表述。有时为了强调客观性，也常使用被动语态。
从近几年的考试题来看，科普环保类的文章越来越与人们的实际生活相接近。由于此类文章缺乏故事情节，很多同学对此类文章感到费解。但一般的科普类文章都是就事论事，需要逻辑推理和想象的时候较少，因此此类阅读题也没有同学们想象中的那么难，只要多加训练，就能较好地答题。
【阅读策略】
1、概要(Summarizing)：
阅完材料后，将所阅材料浓缩，摘要，做出所阅材料的书面或口头梗概。
2、组织(Organization)：
阅读后根据阅读内容，识别观点、人物、事件之间的关系以及文章的结构关系。如：时间关系、比较或对比关系、相关关系及因果关系等。
