According to the selection, by studying a piece of wood, a WoOd detective can tell you______. It is implied in the selection th

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问题 According to the selection, by studying a piece of wood, a WoOd detective can tell you______.
It is implied in the selection that the tiny bits of dust are______.

选项 A、to prove that a criminal has been on the scene of the crime
B、to prove that a criminal has not been on the scene of the crime
C、to tell the detective what a criminal has done lately
D、to show the detective a criminal’s nose and his ears

答案A

解析根据文章倒数第二段可得出结论：“灰尘颗粒专家一般通过灰尘证明嫌疑犯到过犯罪现场，来协助断案”。

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本试题收录于：公共英语二级笔试题库公共英语（PETS）分类