Question

【题目】Lisa and I are good friends. We each other for ten years.

A. know B. knew C. will know D. have known

Answer 1

【答案】D

【解析】

句意：丽莎和我是好朋友。我们认识十年了。考查动词时态。A. know一般现在是；B. knew一般过去时；C. will know一般将来时；D. have known现在完成时。for+时间段：表示做某事做了多长时间，此句时态一般使用现在完成时；根据for ten years结合句意可知填have known；选D。