题目内容
---When did you get to know each other ?
----It was in 2008___ we spent summer vocation together.
A . that B . when C . before D . since
B
解析:
略
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题目内容
---When did you get to know each other ?
----It was in 2008___ we spent summer vocation together.
A . that B . when C . before D . since
B
略