We first met on a train in 2000. We both felt immediately that weeach other for years.A. k

问题补充：

We first met on a train in 2000. We both felt immediately that weeach other for years.

A. knew

B. have known

C. had known

D. hope

答案：

A. knew

B. have known

(答案→)C. had known

D. hope

解析：考查时态：句意：我们第一次是2000年在火车上见面的，我们都立刻感觉已经认识多年了。这里是认识多年是在2000年第一次见面之前，用过去完成时。选C。