2. 外语
  3. A. industrially polluted soils B. rock and soil chemistry C. naturally polluted soils D. the pathways of metals into the food E.

A. industrially polluted soils B. rock and soil chemistry C. naturally polluted soils D. the pathways of metals into the food E.

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问题 A. industrially polluted soils
B. rock and soil chemistry
C. naturally polluted soils
D. the pathways of metals into the food
E. the element of iodine
F. the persistence of heavy metals
Geologists are indispensable in the research project on geology and health due to their knowledge on______.
选项
答案B
解析 全文都在论述重金属的摄入可能会对人体健康产生有害影响。最后一段 说到地质学家在解决调查这个问题能起到的作用。这个句子是： “Geologists should be part of such studies as they can provide the essential background information on rock and soil chemistry as well as the chemical forms of heavy metal pollution.”
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