jabber
发表于 2025-3-30 09:54:31
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裂隙
发表于 2025-3-30 13:14:13
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elastic
发表于 2025-3-30 16:32:23
,Higher Order Thinking in Young Children’s Engagements with a Fraction Machine,ts of small wooden objects - mostly representations of animals There were two rabbits, four bears, six roosters, eight trees, 10 peacocks, and 12 worms. Starting with the two rabbits, the teacher had introduced each larger set in turn, asking a child to divide the set of objects in half, and to writ
dissolution
发表于 2025-3-31 00:37:37
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