2. 外语
  3. Reading Passage 2 has seven paragraphs, A-G. Which section contains the following information? Write the correct letter, A-G, in

Reading Passage 2 has seven paragraphs, A-G. Which section contains the following information? Write the correct letter, A-G, in

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问题 Reading Passage 2 has seven paragraphs, A-G.
Which section contains the following information?
Write the correct letter, A-G, in boxes 22-26 on your answer sheet
NB You may use any letter more than once.
an explanation of how soil stayed healthy before the development of farming
选项
答案C
解析 题目：在农业发展之前，土壤如何保持健康的解释。文中提到过去人们解决土壤退化的方法是变更种植植物的配比，或者休耕几个季度等，即题干中的对于农业发展起来之前土壤还是能够stay healthy的原因。因此答案为C。
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