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高考英语阅读理解专项训练-科技类(15)

时间:2009-11-02 11:51 来源:互联网 作者:转载 点击:

1. Which of the following statements is true? A. Scientists found how zinc works a long time ago. B. People need a large amount of zinc to be healthy. C. Zinc allows important chemical actions to tak

  1. Which of the following statements is true?

  A. Scientists found how zinc works a long time ago.

  B. People need a large amount of zinc to be healthy.

  C. Zinc allows important chemical actions to take place in cells.

  D. Zinc must be used in the course of medical operation.

  2. One of the results from the study of zinc is that _______.

  A. theres only a little zinc in the human body

  B. food rich in protein contains more zinc

  C. some physical problems are caused by lack of zinc

  D. any patient who receives zinc sulphate gets well immediately

  3. The best title for the passage may be _______.

  A. A New Discovery B. Zinc and Health

  C. How Zinc Works D. Add Zinc to Your Food

  【答案解析】

  本文是说明文,讲述了锌对人体的保健作用。

  1. C。细节题。根据 but makes it possible for important chemical actions to he carried out in cells.可推知此题答案为C。

  2. C。细节题。根据The doctors learned that all of these problems were caused by lack of zinc in the body. 可推知此题答案为C。

  3. B。主旨题。根据第一句(主题句) Zinc(锌)is one of about 20 elements necessary for good health.可推知。

  (17)

  According to a famous optical(光学) expert, Alexander, who recently visited Shanghai, the developed countries in Europe and America have made rules that children must wear resinous(树脂) glasses instead of the traditional glasses made of glass. This is because the glass glasses are more likely to do harm to childrens eyesight.

  Alexander pointed out: wearing the right glasses as soon as possible is still the best way to cure and put right childrens eyesight problems.

  In America and Japan the resinous glasses have taken up 80 percent of the glasses market. And some European countries and America have made it a law that children, teenagers and drivers must wear resinous glasses. Now, about 10 million children in China have different eyesight problems and they need timely treatment.

  But still, too many parents are buying the traditional glass glasses for their children. This is mainly because many parents know little or nothing about the good points of the resinous glasses. Besides, the price for the new glasses is a little higher than the traditional ones.

  1. This news article mainly wants to tell us _______.

  A. Alexander visited China and introduced a new type of glasses

  B. we should wear resinous glasses instead of glass glasses

  C. resinous glasses are popular in Europe and America

  D. glasses can be made of other materials instead of glass

  2. According to Alexander, the timely treatment to eyesight problems is _______.

  A. to stop wearing glass glasses any more

  B. to buy a pair of glasses and wear them right away

  C. to wear suitable resinous glasses at the right time

  D. to buy glasses made in Europe, Japan or America if possible

  3. It can be inferred from this news text that _______.(责任编辑:www.360gaokao.com)

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