33．----How long have you been in this office?----Just a few minutes. My cousinshere togeth

问题补充：

33．----How long have you been in this office?

----Just a few minutes. My cousinshere together with me.

A. have walked

B. had walked

C. walked

D. have been walking

答案：

A. have walked

B. had walked

(答案→)C. walked

D. have been walking

解析：本题主要考查动词时态交际中的应用。根据here together with me 可知，是表弟来的行为发生在过去某一时间，因此本题的正确答案选C。