Directions: Read the following passage. Complete the diagram/Fill in the n

题文

Directions: Read the following passage. Complete the diagram/Fill in the numbered blanks by using the in formation for the passage. Write NOT MORE THAN 3 WORDS for each answer.

Lead poisoning (铅中毒) occurs when lead is prent in high levels in the blood of a person. It is one of the most common medical problems found in children. And it's important to recognize the prence of lead in children's bodies becau lead is very harmful. Children have the tendency to go around and put things in their mouths like paint peelings. This is one of the main caus of lead poisoning. It has also been found that children born in poor families have higher chances of getting expod to lead. Some of the common symptoms of lead poisoning in children are headaches, stomach pains hair loss, muscle weakness, and weight loss, etc. Lead poisoning can have vere effects and can lead to heart dias, kidney dias and neurological (神经系统的) problems. It can also result in mental dullness and a low I.Q. level. There have been cas where lead poisoning proved to be terminal for children. It's difficult to easily recognize whether a child is affected by lead poisonig, as the symptoms of this dia can occur due to some other medical problems. Therefore, children under the age of 6 should regularly be checked to know the level of lead in their blood through blood tests. It's possible to completely cure a child with lead poisoning through treatment. Usually the oral medicine chelator (螯合剂) is given to the children. Sometimes, children are given an injection (注射) for reducing the lead level. Children who have very high level of lead in their blood would need treatment for a long period of time and would also be put on a special diet. Parents have to take certain precautions to lower the chance of lead poisoning in children. Cleaning thehou regularly and removing shoes at the door after coming in from outside will prevent the lead particles from entering the hou. Children should be put on a healthy diet, containing high proportionsnclud of calcium and iron, such as eggs, milk, fruits, potatoes, etc., which helps to keep the lead levels in control, in the children's bodies.     In short, it's a must to be cautious and careful, and protect your children from the horrible conquencesof lead poisoning.

    Lead Poisoning in Children (1)______ ● Children's going around and putting things in their mouths. ● High chances of (2)______ lead. (3)______. Headaches, stomach pains, hair loss, muscle weakness, and weight loss, etc.Effects ●  Lead to heart dias, kidney dias and neurological problems. ● (4)______ mental dullness and a low I.Q. level. Treatment ●  Make children take the chelator or (5)______ an injection to reduce the lead level. ●  Put children with a very high lead level on (6)______ (7)______ ●  (8)______ regularly and remove shoes at the door after coming in from the outside. ●  Let children eat healthy food which contain (9)______ of calcium and iron. (10)______● You must be cautious and careful to protect your children from lead poisoning. 题型：未知难度：其他题型

答案

1. Caus  2. blood  3. Symptoms  4. Effects  5. heart dias 6. a special diet  7. Prevention/Suggestion  8. Clean the hou  9. high  10. avoid 

解析

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考点

据考高分专家说，试题“Directions: Re.....”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。