TAILIEUCHUNG - Peterson’s master toefl reading skills part 12

The Reading section is not computer adaptive. When you answer question number 1, the computer does not select a more difficult (or less difficult) question for number 2. In the Reading section, you are allowed to return to questions you have already answered and can change your answers. | 68 PART III TOEFL Reading Review 4. True or false The public is not concerned with addiction to nonprescription drugs. 5. Presumably this selection comes from a A scientific journal B health book C drug company advertisement D psychology textbook Answers 1. The correct answer is A . 2. The correct answer is C . 3. The correct answer is C . 4. The correct answer is true. 5. The correct answer is B . Sample Reading Passage 16 Vitamins are complex compounds that the body requires to function normally. The word vitamin was coined in the 1990s but the therapeutic value of certain foods in combating disease was recognized as early as 3 000 years ago by the ancient Egyptians. They knew that night blindness could be circumvented by 5 eating liver a source of vitamin A. In the 1700s an Austrian doctor discovered that eating citrus fruits sufficed to cure scurvy a disease that affects the blood. In 1795 the British Navy began to give sailors lime juice to prevent scurvy. The Japanese Navy learned that too much polished rice in the diet causes beriberi a painful nerve disease and that meat and vegetables which contain thiamine 10 prevent the disease. In the early 1900s as the causes of an increasing number of diseases were identified as vitamin deficiencies vitamins were labeled with the letters of the alphabet. Researchers discovered more than twenty-six vitamins which are now referred to by both letter and chemical names. For example the vitamin B 15 complex includes twelve vitamins. 1. True or false Vitamin deficiencies first developed in the twentieth century. 2. If you were planning to cross the ocean in your own boat what would you take with you to prevent beriberi _ 3. Name a food other than liver that will prevent night blindness because it contains vitamin A. 4. True or false Some diseases are caused by vitamin deficiencies. Chapter 3 Developing Reading Comprehension Skills 69 Answers 1. The correct .

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