问题
选择题
We first met on a train in 2000. We both felt immediately that we _____ each other for years. [ ]
A. knew
B. have known
C. had known
D. know
答案
答案：C
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We first met on a train in 2000. We both felt immediately that we _____ each other for years. [ ]
A. knew
B. have known
C. had known
D. know
答案：C