And, a hundred miles away, a small figure was listening to what William's mother and father were saying.

And he grinned an impossible grin, and then he went to sleep.

Standing on his head!

And we all know, that's......Impossible!

　　相關推薦：

小升初試題、期中期末題、小學奧數(shù)題

盡在奧數(shù)網(wǎng)公眾號

　　 歡迎使用手機、平板等移動設備訪問幼教網(wǎng)，幼兒教育我們一路陪伴同行！>>點擊查看