The "threshold of2℃ of warming" in Paragraph Four implies that______.A．it is the maximum a
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The "threshold of2℃ of warming" in Paragraph Four implies that______.
A．it is the maximum amount of gas emissions in the atmosphere
B．it is the entrance of carbon dioxide emissions into the atmosphere
C．it is a starting point the world governments determined to reach
D．it is a critical point the world governments determined not to break
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正确答案：D
推断题。根据第四段最后一句中的whichgovernmentsaroundtheworldhavepledgednottodo可知，2℃为各国政府发誓不去突破的临界点，[D]符合文意。