we both have worked here for three years,so we_____know each otherA.come to B.came to C.have came to D.will came to
问题描述：
we both have worked here for three years,so we_____know each other
A.come to B.came to C.have came to D.will came to
答
C
come to know "(逐渐）开始认识” 指的还是现在的情况,与前文一致.此结构表示一个渐进过程