问题
选择题
John and I＿＿＿friends for eight years.We first got to know each other at a Christmas party.But we＿＿＿＿＿ each other a couple of times before that.
A．had been； have met
B．have been； have met
C．had been； had met
D．have been； had met
答案
答案：D
for＋时间段表示从过去某时延续至今的动作或状态，用现在完成时；meet发生在got to know 这一过去动作之前，用过去完成时。