Passage Four What were Tim Daley’s findings based on?

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问题 Passage Four
What were Tim Daley’s findings based on?

选项

答案The study of ancient moss.

解析 根据题干关键词“Tim Daley”定位到第二段。该段第一句就点明,科学家的科学结果是根据对古代的苔藓进行研究做出的,故答案为The study of ancient moss。
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