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
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