_______ the secret of nature, the young scientist has little time for entertainment.A.Devoted to bring outB.Devoted himself to bringing outC.Devoted to bringing outD.Devoting to bring out
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C解析试题分析:考查分词做状语和词组:句意:致力于揭示自然的秘密,年轻的科学家没有时间娱乐。“致力于”可以是be devoted to doing,或devote oneself to doing,所以要么用Devoted to bringing out要么用Devoting himself to bringing out,选C。考点:考查分词做状语点评:当分词做状语的时候,如果构成分词的动词与句子的主语构成主动关系,就使用现在分词做状语;当二者构成被动关系,使用过去分词做状语。如果分词的动作发生在谓语动词之前,就使用分词的完成式。