2. 职称英语
  3. PASSAGE FOUR [br] What does the author mainly discuss in this passage?Whether th

PASSAGE FOUR [br] What does the author mainly discuss in this passage?Whether th

游客2024-11-21  53
问题 PASSAGE FOUR [br] What does the author mainly discuss in this passage?
选项
答案 Whether the Earth will turn warmer or cooler．
解析 根据原文各段主旨，文章首段点明全球变暖的同时，地球可能因为冰壳融化而变冷，第二至三段是其研究依据，第四段是其他科学家的观点，最后一段总结，认为冰层融化可能会抵消变暖趋势。可见，文章的主题就是讨论地球变暖还是变冷问题，故本题答案为Whether the Earth will turn warmer or cooler。
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