2. 外语
  3. The passage gives a general description of ancient climate history. Scientists can figure out where glaciers have been in the p

The passage gives a general description of ancient climate history. Scientists can figure out where glaciers have been in the p

admin2009-04-23  95
问题 The passage gives a general description of ancient climate history.
Scientists can figure out where glaciers have been in the past through ______.
选项
答案sediment layering
解析 Scientists can figure out where glaciers have been in the past through______．词汇线索是where，glaciers和past，定位到小标题Sediment Analysis段落次句，则答案应是sediment layering。
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大学英语四级

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