恩波第一时间发布09年6月四级考试仔细阅读答案

仔细阅读：

57）A) A person's hair may reveal where they have lunch
58）B) Food and drink leave traces in one's body tissues
59）D) The water it delivers becomes slighter when it moves inland
60）C) A map showing the regional differences of tap water
61）D) It helps police narrow down possibilities in detective work

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