評論
打印
A sizable diminution in level of ozone in the atmosphere was detected over Antarctica in 1985,_____scientists who had issued warnings in the early 1970s that chlorofluorocarbons and other types of industrial chemicals might cause a reaction which would deplete ozone in the upper atmosphere.
A.undermining
B.admonishing
C.vindicating
D.surprising
E.critiquing
A.undermining
B.admonishing
C.vindicating
D.surprising
E.critiquing
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