I became a student ten years      . I have been a student          1996. I have

题型：不详难度：来源：

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

答案

A

解析

试题分析：句意：十年前我成了一名学生，自从1996年我就是一个学生了，我已经在这儿学习大约10年了。ago用于过去时，since+时间点，for+时间段，用于现在完成时，故选A。