–When did you come to Shawan? -In . I here for two years.A. came B. have been C. have

问题补充：

–When did you come to Shawan?

-In . I here for two years.

A. came B. have been C. have come

答案：

解析：本题的含义为我到这儿来已经有两年的时间了，表示做某事的长度用完成时态，和时间长度连用不能用短暂动词come，故本题选B。