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Here is something on the floor.Please pick( )up.这里填 it 还是 them

分类: 作业答案 • 2022-06-24 12:20:02

问题描述：

Here is something on the floor.Please pick( )up.这里填 it 还是 them

答

填it 前边是单数,前后一致,就用单数