◎ 题干
I became a student ten years      . I have been a student   1996. I have studied here_____  about 10 years.
A. ago, since,  for      B. ago ,for ,since,    C. ago, before, for       D ago, in, after
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“ I became a student ten years . I have been a student1996. I have studied here_____ about 10 years.A. ago, since, for B. ago ,for ,since, C. ago, before, f…”主要考查了你对  【助动词】【介词短语】【固定搭配】【疑问词组】  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。