The young doctor is determined to devote all his life to ________ the cause of cancer.A.studyingB.studiedC.studyD.studies
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A解析试题分析:考查固定词组:devote all one’s life to doing,一生致力于做…,句意:年轻一生决定一生致力于研究癌症事业。选A。考点:考查固定词组
点评:有的固定词组里面的to是介词,后面要接动名词做宾语,如:be accustomed to doing,be used to doing,pay attention to doing等。