The mathematics required for more sophisticated treatment of downward continuation is beyond the level of this book .
对于向下延拓更完善的论述所需要的数学已越出本书的范围。
According to a book which parent-child has read in common, and makes the continuation of the serial or the self made books uniquely.
可根据亲子共同阅读过的一本书做续编并依据情节制作一本独有的自制书籍，在读书月结束时全园分享展览。
I am using the continuation of Book4. I like this book very much. But sometimes I don't know how to teach it. Please show me your ideas. Thank you.
我在使用冀教续教版第四册，我非常喜欢这套教材，但有时不知道该如何处理教材，请指教。
I am using the continuation of Book4. I like this book very much. But sometimes I don't know how to teach it. Please show me your ideas. Thank you.
我在使用冀教续教版第四册，我非常喜欢这套教材，但有时不知道该如何处理教材，请指教。
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