◎ 题干
— Why did Tom fail the ELTS again?
— He didn't________preparing for it at all,  I think.
[    ]
A. devote to  
B. attach to
C. depend on  
D. concentrate on
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— Why did Tom fail the ELTS again?— He didn't________preparing for it at all,I think. [ ]A. devote toB. attach toC. depend onD. concentrate on…”主要考查了你对  【动词短语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。