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What is the scientists’ new discovery? What is the practical value of Cerling’s research?

admin2009-06-25  73
问题 What is the scientists’ new discovery?
What is the practical value of Cerling’s research?
选项 A、It helps analyze the quality of water in different regions.
B、It helps the police determine where a crime is committed.
C、It helps the police narrow down possibilities in detective work.
D、It helps identify the drinking habits of the person under investigation.
答案C
解析 推断题。本题询问了谢林团队研究成果的实际用途。根据原文可知，它有利于排除许多可能性；它为警察侦破工作缩小了范围，故选C。
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