◎ 题干
The latest edition of Harry Porter has been a best-seller for 3 weeks_______.
[     ]
A. in a row      
B. in the end    
C. in turn      
D. in advance
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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 latest edition of Harry Porter has been a best-seller for 3 weeks_______. [ ]A. in a rowB. in the endC. in turnD. in advance…”主要考查了你对  【介词和介词短语】  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。