Some people fear that ________ air pollu...

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

A．/; the

B．the; /

C．an; the

D．the; a

A 【解析】试题分析：考查冠词。Air pollution是抽象名词，单独使用，不要冠词；第二空用the特指全世界的天气。句意：一些人担心空气污染会给全球的天气带来变化。故A正确。考点：考查冠词

考点分析：

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