backpack-1-Second-edition.pdf backpack-2-Second-edition.pdf backpack-2-workbook.pdf backpack-3-Second-edition.pdf backpack-4-Second-edition.pdf backpack-5-Second-edition.pdf Backpa...

 

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In the Night Kitchen(厨房之夜狂想曲)的压缩包里面，有avi动画以及非常清晰的PDF文档、单独的MP3音频。使用流程建议这样，先让孩子看mp4动画，然后再听音频（自己提取），最后看书，可以一个星...