tailieunhanh - Mastering skills for the toefl ibt advanced part 25

This question shows you a sentence that could be added to the passage, You must decide where the sentence would best fit in the passage, While you are reading, you will notice several icons that look like this on the actual Internet-based test, You will be required to click on the square where you feel the new sentence should, be added. | iæ Chapter 8 Text Insertion Questions Necessary Skills Understanding the logic of a reading passage and grammatical connections between sentences Example Question Look at the four squares that indicate where the following sentence could be added to the passage. You will see a sentence in bold. Where would the sentence best fit Strategies Try inserting the bolded sentence in place of each square. Pay attention to both the structure of the bolded sentence and the logic of its placement. Watch for logical connecting words as they can give important clues about where the sentence should be placed. Ensure that the bolded sentence connects logically to both the sentence preceding it and the sentence following it. 4 .H Text insertion Questions 169 Nutrition Read the following passage. Then fill in the diagram with the information that you read. Track 46 The human body needs a host of vitamins and minerals to keep it functioning prop erly. A While one s diet supplies the majority of vitamin intake some people must find other sources to provide the vitamins necessary to sustain them. B These can be derived from a number of foods such as milk liver eggs red and orange fruits and green leafy vegetables. C However the amount of vitamin A in food can vary greatly depending on geographic region and the quality of available food. D In developing countries available food is generally insufficient for one s daily intake of vitamins. Deficiency in vitamin A is quite prevalent in children especially when exacerbated by illness. A A lack of adequate vitamin A at a young age can lead to blindness. It is recorded as the leading cause of preventable childhood blindness. B Vitamin-deficient children have a twenty-three percent greater risk of contracting and dying from measles or malaria. Children need vitamin A to grow. However they lose large amounts of it when they fight infection. C It is estimated by the World Health Organization WHO that 100 to 140 million children under the age of