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[育儿困惑] 做数学,做一题检查一题,咋办? |
点评
Bill
不馊不馊,我也让他这样试过的。其实原因也许他和我都明白,精力越集中,速度越快,而且准确性也越高。一分散一抵触,就是又耗时又出错,出错多了,就没信心了,老要回头看
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Archiver|手机版|幸福大观园 ( ICP12039693 )
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