Complete each sentence with the correct ending, A-E, below. Write the correct letter, A-E, in boxes on your answer sheet. A.

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问题     Complete each sentence with the correct ending, A-E, below. Write the correct letter, A-E, in boxes on your answer sheet.
    A. new developments, such as the application of Hydrofluorocarbons.
    B. consumers’ demand for fresh food, especially for vegetables.
    C. the discovery of chlorofluorocarbons (Freon).
    D. regional transportation system for refrigeration for a long distance.
    E. extensive spread of the refrigeration method.
A healthy dietary change between 1830 and the American Civil War was greatly associated with

选项

答案B

解析 在1830年与美国内战之间出现的健康饮食的变化与什么相关。题干关键词为a healthy dietary change、between 1830 and the American Civil War。通过时间词定位很容易定位到原文第3段第2句:Consumers ‘soaring requirement for fresh food,especially for green vegetables,resulted in reform in people’s dieting habits between 1830 and the American Civil War.其中dieting habits对应题干a healthy dietary change,显然,是人们对于新鲜食物尤其绿色蔬菜的需求上涨导致了饮食习惯的变化。因此,本题的答案为B。
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