问题
选择题
We ____ here two hours ago . We ____ here for two hours . [ ]
A. have arrived, have been
B. have come, have been
C. came, have come
D. arrived, have been
答案
答案：D
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We ____ here two hours ago . We ____ here for two hours . [ ]
A. have arrived, have been
B. have come, have been
C. came, have come
D. arrived, have been
答案：D