The purpose of this passage is likely to______.A.warn people about the effects of carbon e
已帮助 人
The purpose of this passage is likely to______.
A.warn people about the effects of carbon emissions
B.reveal the IPCC"s major findings in "carbon budget"
C.explain the symbolic threshold of 2℃ of warming
D.refute sceptics" argument about climate change
请帮忙给出正确答案和分析,谢谢!
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正确答案:A
主旨题。文章首段气象科学家指出了二氧化碳的排放限度,接着指出现已耗掉了过半的排放额度,以这种趋势看来很容易突破2℃的临界点,并指出可能带来的后果,这些发现为人类敲响了警钟。由此看来,本文的目的在于提醒人们警惕温室气体排放可能带来的后果,故[A]符合文意。
