什么时候用has been done什么时候用had been done啊，就像那个选择题我错了有

什么时候用has been done什么时候用had been done啊，就像那个选择题我错了有什么特别的时间标志没，高中英语求帮助

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第1个回答 2014-01-13

主要看时间状语，过去的过去就用had，过去已经发生了，对现在造成影响，或者一直持续到现在，就用has。有时候他没时间状语，你就看动词，是过去式还是其他什么形式，再结合这事发生在之前还是之后

第2个回答 2014-01-13

have/has been done 是指过去某个动作持续到现在才结束。
had been done 是指[过去的过去]的某个动作在[过去]已经结束。本回答被网友采纳

第3个回答 2014-01-13

has been done现在完成时；had been done过去完成时

第4个回答 2014-01-13

休息时间状语追问

听不懂可以说得再清楚点不

追答

注意句子中描述时间的词语，例如：last

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