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老托福阅读真题PASSAGE 25

信息来源:网络  发布时间:2015-01-28

  托福阅读 的思维方式就是托福阅读的出题方式,只有掌握了这种思维方式,才有可能在做题之前,预测到新托福阅读题的出题形式和特点,为找答案节省时间。老托福阅读试题的核心价值,在于其最贴近真题的阅读思维方式。此外老托福阅读真题比新托福IBT阅读文章要短,比较容易适应。这也是大家在备考托福的时候非常重要的一点。因为前期的入手如果能从容易的开始,就会形成一个循序渐进的过程方式,让大家的练习有一个提高的过程。
 

  既然老托福阅读试题有这样的效果,那我们如何利用那有限的真题来达到锻炼自己的目的呢?事实上这就一个办法,就是坚持。本期为大家推荐老托福阅读的真题PASSAGE 25,附有原文及答案,希望对托福考生备考有所帮助 
 

  The history of clinical nutrition, or the study of the relationship between health and how the body takes in and utilizes food substances, can be divided into four distinct eras: the first began in the nineteenth century and extended into the early twentieth century when it was recognized for the first time that food contained constituents that were essential for human function and that different foods provided different amounts of these essential agents. Near the end of this era, research studies demonstrated that rapid weight loss was associated with nitrogen imbalance and could only be rectified by providing adequate dietary protein associated with certain foods.
 

  The second era was initiated in the early decades of the twentieth century and might be called "the vitamin period." Vitamins came to be recognized in foods, and deficiency syndromes were described. As vitamins became recognized as essential food constituents necessary for health, it became tempting to suggest that every disease and condition for which there had been no previous effective treatment might be responsive to vitamin therapy. At that point in time, medical schools started to become more interested in having their curricula integrate nutritional concepts into the basic sciences. Much of the focus of this education was on the recognition of vitamin deficiency symptoms. Herein lay the beginning of what ultimately turned from ignorance to denial of the value of nutritional therapies in medicine. Reckless claims were made for effects of vitamins that went far beyond what could actually be achieved from the use of them.
 

  In the third era of nutritional history in the early 1950's to mid-1960s, vitamin therapy began to fall into disrepute. Concomitant with this, nutrition education in medical schools also became less popular. It was just a decade before this that many drug companies had found their vitamin sales skyrocketing and were quick to supply practicing physicians with generous samples of vitamins and literature extolling the virtue of supplementation for a variety of health-related conditions. Expectations as to the success of vitamins in disease control were exaggerated. As is known in retrospect, vitamin and mineral therapies are much less effective when applied to health-crisis conditions than when applied to long-term problems of undernutrition that lead to chronic health problems.
 

  1. What does the passage mainly discuss?

  (A) The effects of vitamins on the human body

  (B) The history of food preferences from the nineteenth century to the present

  (C) The stages of development of clinical nutrition as a field of study

  (D) Nutritional practices of the nineteenth century
 

  2. It can be inferred from the passage that which of the following discoveries was made during the first era in the history of nutrition?

  (A) Protein was recognized as an essential component of diet.

  (B) Vitamins were synthesized from foods.

  (C) Effective techniques of weight loss were determined.

  (D) Certain foods were found to be harmful to good health.
 

  3. The word "tempting" in line 12 is closest in meaning to

  (A) necessary

  (B) attractive

  (C) realistic

  (D) correct
 

  4. It can be inferred from the passage that medical schools began to teach concepts of nutrition in order to

  (A) convince medical doctors to participate in research studies on nutrition

  (B) encourage medical doctors to apply concepts of nutrition in the treatment of disease

  (C) convince doctors to conduct experimental vitamin therapies on their patients

  (D) support the creation of artificial vitamins
 

  5. The word "Reckless" in line 18 is closest in meaning to

  (A) recorded

  (B) irresponsible

  (C) informative

  (D) urgent
 

  6. The word 'them" in line 19 refers to

  (A) therapies

  (B) claims

  (C) effects

  (D) vitamins
 

  7. Why did vitamin therapy begin losing favor in the 1950's

  (A) The public lost interest in vitamins.

  (B) Medical schools stopped teaching nutritional concepts.

  (C) Nutritional research was of poor quality

  (D) Claims for the effectiveness of vitamin therapy were seen to be exaggerated.
 

  8. The phrase "concomitant with" in line 21 is closest in meaning to

  (A) in conjunction with

  (B) prior to

  (C) in dispute with

  (D) in regard to
 

  9. The word "skyrocketing" in line 23 is closest in meaning to

  (A) internationally popular

  (B) increasing rapidly

  (C) acceptable

  (D) surprising
 

  10. The word "extolling" in line 24 is closest in meaning to

  (A) analyzing

  (B) questioning

  (C) praising

  (D) promising
 

  11. The paragraph following the passage most probably discusses

  (A) the fourth era of nutrition history

  (B) problems associated with undernutrition

  (C) how drug companies became successful

  (D) why nutrition education lost its appeal
 

  正确答案: CABBB DDABC A
 

  以上就是前程百利为大家整理的老托福阅读真题,考生可进行参考训练以提高自己的考试水平。若您想了解托福考试更多相关信息请关注前程百利。
 

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