中考英语阅读理解之说明文

阅读理解之说明文

Obesity （肥胖症）is becoming a problem in our busy society , and almost one

in three American adults is

now considered to be obese. Children obesity is also at

an all-time high.

Obesity means being very overweight. If you are

obese, you have too much

body fat. If you eat more

food than your body can use, this will make you put on weight. Food that your body does not need will be stored(储存)as fat by your

body.

The following are the major factors(因素)that

increase the risk of obesity.

What you eat plays a major role in weight gain.

Eating a lot of fast food such as

hamburgers, sweet

drinks, ice creams and other sweet food can increase the

risk of

becoming obese.

If you do not do enough exercise, you will put

on weight as the food you eat is

not being used to make energy for physical activities.

The chances of you being obese are greater if

your parents are obese.

There are many psychological（心理的) factors

that cause people to eat too

much. People who are

worried, unhappy or bored will often eat to make themselves feel better. This is known as comfort eating.

Age is another factor, as you tend(趋于)to be

less active when you get older.

When you get older, you need to eat less, and if you do not eat less, you will put

on weight. Obesity can cause many health

problems such as heart problems, high

blood pressure and many other serious medical conditions.

66. The underlined sentence in paragraph 1 means that ________.

A. obesity does not do harm to health.

B. all the American children are obese.

C. there are more obese children than before.

D. there are less obese children in the USA.

67. According to the passage, there are ________ major factors that

increase the risk of obesity.

A. three

B. four

C. five

D. six

68. What will the writer most probably talk about following the last paragraph?

A. How to avoid obesity.

B. How to live in the busy USA.

C. What illnesses are caused by obesity.

D. How doctors treat heart problems.

英语阅读之说明文

“英语说明文”，顾名思义，就是一种以“说明、解释”为主要表达方式的英语文体。它是对客观事物的性状、特点、功能和用途等等做科学解说的。说明文通过解说事物、阐明事理，使人们增长知识和技能。

说明文具有与自己特点相适应的说明方法，因此说明文结构复杂，专业术语多，易于拉开考生分数档次。说明文抽象度高，所以解题难度大，考察内容多为科普知识、动植物特性、自然和社会现象，新产品、新工艺介绍，以及人文地理、风土人情等方面，文中解释性、定义性、说明性的句子增多。

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【备考方法】

掌握说明文的命题特点和叙述方式，重点突破长句结构特点和逻辑关系。

【命题类型与规律】

1细节理解题：

1）在列举处命题

用first(1y)、second(1y)、third(1y)finally、not only，but also、then、in addition等表示顺承关系的词语列举出事实。

2）在例证处命题

句中常用由as、such as、for example、for instance等引导的短语或句子作为例证，这些例句或比喻就成为命题者设问的焦点。

3）在转折对比处命题

一般通过however、but、yet、in fact等词语来引导。对比用unlike、until、not so much，as等词语引导，命题者常对用来对比的双方属性进行考查。

4）在比较处命题

无端的比较、相反的比较、偷换对象的比较，经常出现在干扰项中，考生要标记并且关注到原文中的比较，才能顺利地排除干扰。

5）在复杂句中命题