题目内容

From facts,scientists have ________ that more energy is being absorbed from the sun,throwing the earth’s energy “out of balance”.

A. confirmed          B. concluded

C. concentrated         D. centred

 

B

句意表明:从事实中,科学家得出结论……。conclude得出结论。A项,进一步证实;C项,集中;D项,以……为中心,这三项均不符合语境意义。

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