A-A+ We no longer keep up the close friendship we u 2022-08-06 20:37:59 问答库 阅读 181 次 问题详情 We no longer keep up the close friendship we used to have years ago, ______ we still visit each other occasionally.A.sinceB.thoughC.becauseD.For 参考答案 参考答案：B
