This woman devotes herself ( ) experimenting with new ways of teaching retarded children.
This woman devotes herself ( ) experimenting with new ways of teaching retarded children.
A、to
B、at
C、into
D、over
【正确答案】:A
【题目解析】:考核固定搭配 devote oneself to n./ving 奉献..做某事。句子含义是她把一生都奉献到教授智力迟缓的孩子试验的事业中。
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