◎ 题干
         for months to look for a job as a bank clerk, Smith finally took a position at a local advertising
agency.
[      ]
A. To struggle      
B. Having struggled
C. To be struggling  
D. Struggled
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“ for months to look for a job as a bank clerk, Smith finally took a position at a local advertisingagency.[ ]A. To struggleB. Having struggledC. To be strugg…”主要考查了你对  【现在分词的完成式】  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。