It is already the (know) ______ fact that we are developing at a fast speed.know

游客2023-10-04 28

问题 It is already the (know) ______ fact that we are developing at a fast speed.

选项

答案 known

解析这里是过去分词做定语，与所修饰的中心词之间是一种动宾关系。

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