Some people fear that ___________ air po

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问题 Some people fear that ___________ air pollution may bring about changes in ___________ weather around the world.

选项 A. /; theB.the; /C.an; theD.the; a

答案A

解析考查冠词用法。Air pollution是抽象名词，这里是泛指，前面无需加冠词；weather在这里特指全球的气候，前边应加定冠词“the”。故选A。

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