—How long have you been in this office?
—Just a few minutes.My cousins here together with me.
A. have walked
B. had walked
C. walked
D. have been walking
网友回答
A. have walked
B. had walked
(答案→)C. walked
D. have been walking
解析：C 考察动词时态在交际英语中的应用。根据here together with me可知，我表弟来的行为发生在过去某一时间。因此选择一般过去时。