Herresearch________thesocialeffects

发布时间：2020-07-10 13:16:08

Her research ________ the social effects of unemployment













A.shows interest in












B.results from











C.is centered on











D.is focus on

网友回答

C解析考查动词短语的区别．根据句意“他的研究集中在失业的社会影响上”，be centered on与此意义相符．
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