问题
选择题
The Greens _______ Tianjin since 2003.[ ]
A. have been in
B. have been to
C. have gone in
D. have gone in
答案
A
The Greens _______ Tianjin since 2003.[ ]
A. have been in
B. have been to
C. have gone in
D. have gone in
A