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你家孩子还在数手指做题吗？那是因为没有学会这种方法！
你家孩子还在数手指做题吗？那是因为没有学会这种方法！
一年级数学题7/13
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App01:47你家孩子还在数手指做题吗？那是因为没有学会这种方法！
App08:35App10:22App03:46App02:02App02:52App03:20App02:13App05:12App08:40App01:32App02:00App02:15App01:47
