问题补充：
My brother Beijing many times. He Nanjing for a week.
A. has been to, has gone to
B. has been to, has been in
C. has gone to , has been in
D. has gone to, has been in
答案：
A. has been to, has gone to
(答案→)B. has been to, has been in
C. has gone to , has been in
D. has gone to, has been in
解析：句意：我哥哥去北京很多次了。他在南京一周了。Have been to 去过某地，现在已不在那个地方；have gone to去了某地，已经在那个地方或正在去某地的途中；have been in一直呆在某地；结合语境故选B。
