问题补充:
— 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
答案:
A. have walked
B. had walked
C. walked
D. have been walking
解析:考查时态:句意:--你在办公室多久了?--只有一会,我和堂兄在散步的,因为现在已经在办公室了,所以散步是过去的事情。选C。