At the end of the meeting ,it was announced that an agreemen

问题描述:

At the end of the meeting ,it was announced that an agreement-------.Ahas been reached B had been r
1个回答 分类:英语 2014-10-09

问题解答:

我来补答
B
主句为过去式,从句也要为过去式时态,所以选B
 
 
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