问题
.–Have you ________ to Shanghai–Yes, I___________ there to see my sister last year. She has ____________ Pudong for 2 years.
A:gone, go, been to
B:been, went, been to
C:gone, been, been in
D:been, went, been in;
B:been, went, been to
C:gone, been, been in
D:been, went, been in;
正确答案是：
