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.have known

D.know

答案

C

此题考查动词的时态。根据题干所提供的信息,首先弄清说话者在谈论过去的事情,因此用过去时,排除 B, D两项,然后考虑动词know在felt之前,即过去的过去,因此用过去完成时。

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