We have already ________(fix) the roof.括号内应填fix的过去式还是fix的过去分词?

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Wehavealready________(fix)theroof.括号内应填fix的过去式还是fix的过去分词?Wehavealready________(fix)theroof.括号内应填fix的

We have already ________(fix) the roof.括号内应填fix的过去式还是fix的过去分词?
We have already ________(fix) the roof.括号内应填fix的过去式还是fix的过去分词?

We have already ________(fix) the roof.括号内应填fix的过去式还是fix的过去分词?
We have already fixed__(fix) the roof.
fix的过去分词
因为是完成时,结构:have +动词完成时