加入了动画人物，小朋友应该很感兴趣。

相当不错的课件  好好啊  谢谢

thank you so much~~~

Thank you very much

Thank you very much!

谢谢，分享借鉴了，非常好啊

I want to have a look!

谢谢分享，借鉴了

Thank you very much.

thank you very much!