一个来中国旅游的美国老太太,与三个中国孩子做了一个游戏,她想看看中国人是不是世界上最聪明的。她用一个空瓶子代表一口干井,用瓶中的三只小球代表三个正在井中玩耍的孩子,她把系着小球的三根丝线分别交给了三个中国孩子。她对三个孩子说:“井中突然冒出水来,涨得很快,你们必须在七秒钟之内逃离,不然就会被 An American lady traveling to China made a game with three Chinese children and she wanted to see if the Chinese were the smartest in the world. She represented a dry well with an empty bottle of water, representing three children playing in the well with three small balls in the bottle. She handed over the three threads of the ball to three Chinese children respectively. She said to the three children, ”Suddenly the water in the well pops up so fast that you have to flee in seven seconds or you will be