____ to the United States.-No, never, but I went to Canada a few years ago.
A.Have you been
B.Have you gone
C.Did you go
D.will you go
正确答案是A
____ to the United States.-No, never, but I went to Canada a few years ago.
A.Have you been
B.Have you gone
C.Did you go
D.will you go
正确答案是A