According to the passage, fighting against greenhouse effect successfully requir

游客2024-06-17  11

问题 According to the passage, fighting against greenhouse effect successfully requires ______. [br] In December 2004, Science declared in an essay that ______.

选项

答案 human activities were heating Earth’s surface

解析 根据题干In December 2004,Science declared可定位到文章第二段第三句,引用科学杂志的评论表示人类的活动正在使地球表面升温。
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