一年级数学口诀一年级数学口诀一年级数学口诀一年级数学口诀2-1=1 2-2=03-1=2 3-2=1 3-3=04-1=3 4-2=2 4-3=...
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Evaluation Warning: The document was created with Spire.Doc for .NET.1- 1=02- 1= 1 2-2=03- 2=13-1...
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Evaluation Warning: The document was created with Spire.Doc for .NET.让行原则转弯让直行,右方道路先行...
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基数词变序数词口诀(kǒujué)一、二、三,单独记,结尾是t,d,d;th从四起;八去t,九去e ; ve要用f替;整...
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