题目内容

He has devoted most of his time and energy _______ a cure for the disease.
A．findB．findingC．to findD．to finding
D

试题分析：考查固定词组。固定词组devote some time to sth/doing sth致力于做某事；花费时间做某事；其中的to是介词，后面使用名词或者动名词做宾语。句意：他已经把大部分的时间和精力用于寻找这种疾病的治愈方法。故D正确。
点评：固定词组devote some time to sth/doing sth致力于做某事；花费时间做某事；其中的to是介词，后面使用名词或者动名词做宾语。
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