【題目】Wind is now the world’s fastest growing ________ of power.

A. source B. sense C. result D. root

【答案】A

【解析】句意:風(fēng)能是現(xiàn)在世界上增長最快的一種能源。source資源;sense感覺;result結(jié)果;root根源。根據(jù)句意可知,這里提到的wind是一種能源,故應(yīng)選A。

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