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
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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
解析