Imagine your body is like the hou you live in．Every day, your family creates r

题文

Imagine your body is like the hou you live in．Every day, your family creates rubbish．The rubbish builds up until it is put out for the weekly garbage collection． Now, say you put three bags of garbage out．but becau one of the collectors was away sick, only two bags are collected．You take the leftover bag inside to be put out again next week．The following week you put on another three bags．plus the leftover bag from last week．But again, only two bags are collected．Imagine this cycle is repeated over the following weeks． This is a simple description of what happens to your body when your kidneys （肾脏）don't work efficiently．Your body is nol thoroughly emptied of waste products．Other areas of the bodv such as blood pressure and red blood cell production are affected and the insidious process that may lead to kidney failure begins． It's not uncommon for people to lo up to 90% of their kidney function before deveoping any symptoms．There may be no warning signs. This makes early detection （诊查）difficult． Kidney's main job is to remote toxins（毒素） and unwanted water from our blood．Every day our kidneys clean an average of 200 litres of blood．Kidney failure may be a gradual and silent process, going unnoticed becau there is no apparent pain． Rearch shows that more than 35% of the patients requiring dialysis （透析）do not e a kidney specialist before they have to do so．Some risk factors for kidney dia such as age and genetic make up are out of our control; however, some changes in lifestyle may help prevent kidney damage．Two major risk factors for kidney dia, diabetes （糖尿病）and high blood pressure, have been on the ri over the last few decades．Both conditions are chiefly affected by being overweight and not getting enough exercis, which are the potential risk factors for the kidney dia．66．The author gives the example of the hou we live in to indicate that ______． A．it doesn't matter much if the waste in our body is not emptied in time B．our body will not produce any waste if our kidneys work efficiently C．it's important for our body to empty the waste in time every day D．it's safe and harmless for our body to keep some waste67．The underlined word “insidious” in Paragrap 3 means  . A．smooth and safe B．apparent and fast C．gradual and unnoticed   D．long and painful68．We can infer that when we find some symptoms related to our kidneys,  . A．the kidney failure begins B．the kidneys can still work properly C．we have lost about 10% of kidney function D．the kidneys may have been riously damaged69．How many risk factors of kidney dia are mentioned in the passage? A．Six. B．Five.  C．Four.  D．Two.70．Which of the following helps prevent kidney damage most effectively? A．Go to e a kidney specialist shortly before dialysis starts. B．Take enough exerci and make early detection of kidney dia. C．Try to keep low blood pressure and a stable lifestyle. D．Go to hospital whenever you find any warning signs. 题型：未知难度：其他题型

答案

66—70CCDAB 

解析

略

考点

据考高分专家说，试题“Imagine your body is.....”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。