◎ 题干
Miss Li ___as a secretary for five years in the company, and now she is general manager of it.
[     ]
A. serves              
B. served              
C. has served          
D. had served
◎ 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“Miss Li ___as a secretary for five years in the company, and now she is general manager of it. [ ]A. serves B. served C. has served D. had served …”主要考查了你对  【一般过去时】  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。