2. 外语
  3. Global warming refers to the average temperature of the atmosphere, oceans, and landmasses of Earth. As early as 1896 scientist

Global warming refers to the average temperature of the atmosphere, oceans, and landmasses of Earth. As early as 1896 scientist

admin2009-04-23  57
问题 Global warming refers to the average temperature of the atmosphere, oceans, and landmasses of Earth.
As early as 1896 scientists suggested that burning fossil fuels might change______.
选项
答案the composition of the atmosphere
解析 参见第4个小标题MEASURING GLOBAL WARMING下面第1句：As early as 1896 scientists suggested that burning fossil fuels might change the composition of the atmosphere。
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