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智力拓展1.WhenIamclean,Iamblack.WhenIamdirty智力拓展1.WhenIamclean,Iamblack.WhenIamdirty,Iamwhite.Whatam

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智力拓展 1.When I am clean,I am black.When I am dirty
智力拓展
1.When I am clean,I am black.When I am dirty,I am white.What am
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