We have been good friends ( ) we joined the same pingpong team.A _英语解答

We have been good friends ( ) we joined the same pingpong team.
A after
B before
C since
D until
说一下为什么

人气：254 ℃　时间：2019-10-11 12:27:21

解答

C since
since 从句用一般过去时,主句用现在完成时
翻译：自从我们俩加入同一个乒乓球队就成为了好朋友.
不明白的再问哟,请及时采纳,多谢!