题目内容
【题目】He devoted all his efforts _______ children.
A.educating
B.educate
C.education
D.to educating
【答案】D
【解析】句意：他致力于教育孩子们。devote one's effort to doing sth致力于做某事。to是介词，后跟动名词，故选D。
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【题目】He devoted all his efforts _______ children.
A.educating
B.educate
C.education
D.to educating
【答案】D
【解析】句意：他致力于教育孩子们。devote one's effort to doing sth致力于做某事。to是介词，后跟动名词，故选D。