Sam: A funny thing happened to me today.I was at the racetrack and bent over to tie my shoe, when some nearsighted jockey strapped saddle on my back.Tom: Astonishing!What did you do?

• 今天一件奇怪的事情发生在我身上，我在赛马跑道上弯腰系鞋带时，一个眼睛近视的骑师把马鞍子绑到了我背上。