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the house was completed five months ago the house had comple

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the house was completed five months ago the house had completed five months ago
此处能不能用had ,为什么?
the house was completed five months ago the house had comple
这里是被动语态,被动语态的谓语部分的构成是“be+动词的过去分词”,再说five months ago也只能和一般过去时态连用