问题

My dad __________ Singapore for a meeting. He ________there twice.
A:has gone to,has been to
B:has been to,has gone to
C:has gone to,has been
D:has been to,has gone
B:has been to,has gone to
C:has gone to,has been
D:has been to,has gone
正确答案是:
同类题型
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