问题
选择题
I ________ never ________ there before.[ ]
A. have; been to
B. have; been
C. have; gone to
D. have; gone
答案
答案：B
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I ________ never ________ there before.[ ]
A. have; been to
B. have; been
C. have; gone to
D. have; gone
答案：B