题目内容
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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题目内容
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