◎ 题干
The headmaster often comes to teachers’ office to __________some difficulties. 
[     ]
A. look into        
B. look after          
C. look for          
D. look up.
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The headmaster often comes to teachers’ office to __________some difficulties. [ ]A. look into B. look afterC. look for D. look up.…”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。