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Experts say ________ to sunlight for too much time will do harm to one’s skin.

A.exposedB.having exposedC.being exposedD.exposing

C

解析试题分析:句意:专家说暴露在阳光下太多的时间会损害人的皮肤。考查动名词做主语,而又是皮肤被暴露在阳光下,being exposed是exposing的被动形式,exposed是过去分词多作定语或状语,having exposed作状语,表示动作在先。故选C。
考点: 考查非谓语动词的用法。

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