—Have you seen my brother?—Yes. I him in the library five minutes ago.A.have met B. met C

问题补充：

—Have you seen my brother?

—Yes. I him in the library five minutes ago.

A.have met B. met C.meet

答案：

解析：句意：你见过我的哥哥吗？——是的，五分钟前我在图书馆见过他。结合语境可知下文描述的是过去某时发生的动作，故用一般过去时态。选B。