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

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：十年前我成为了一名学生。自从1966年以来我已经是名学生了。我已经在这学习十年了。since +时间点，具体时间，表示自从……以来；而for + 时间段，故选择A。