2. 外语
  3. ______burning coal, oil and gasoline are responsible for the globing warming? ______the global warming is a key reason for the

______burning coal, oil and gasoline are responsible for the globing warming? ______the global warming is a key reason for the

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问题 ______burning coal, oil and gasoline are responsible for the globing warming?
______the global warming is a key reason for the rising oceans and seas?
选项 A、 
B、 
C、 
D、 
答案D
解析 global warming是主题词。A是干扰选项，煤燃烧放出的二氧化碳是全球变暖的元凶。D中提到全球变暖使海面升高。
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