We are using up our natural resources too quickly and at the same time we are ______ our environment with dangerous chemicals.

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问题 We are using up our natural resources too quickly and at the same time we are ______ our environment with dangerous chemicals.

选项 A、protecting
B、saving
C、polluting
D、fighting

答案C

解析 考查动词辨析。句意为:“我们将很快耗尽自然资源,同时也正用有害化学物质污染我们的环境。”pollute“污染”符合题意。protect“保护”;save“拯救”;fight“战斗”。
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