According to the author, which of the following views seem to be generally accepted but may now prove wrong?(本题2.5分)
A、 The sun output is getting weaker.
B、 The earth is facing a temperature drop.
C、 The sun output is getting more harmful.
D、 The earth is getting warmer and warmer. √
出自:西安石油大学大学英语I(下)

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