分析 has he devoted to studying robots
解答 答案:has he devoted to studying robots.致力于做某事用devote to doing sth致力于做某事,结合句意可知动作发生在过去,持续了一段时间,故用现在完成时have/has+过去分词,主语he,故has,这里是特殊疑问句,特殊疑问词+一般疑问句,将has提前,study robots研究机器人,故答案是has he devoted to studying robots.
点评 devote 指"决心将全部身心、活动、精力等献出",如:
devote one's life to a cause
把生命献给事业.
【习惯用语】.
devote to把…献给;
devote oneself to 致力于,献身于; 专心于
He devoted his life to literature.
专心致志于文学.
He has devoted his whole life to benefiting mankind.
他为全人类的利益献出了自己的一生.
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