the teacher told the class the story of a man who swam a river three times before breakfast.
johnny laughed.
"do you doubt that a good swimmer could do that?" asked the teacher.
"no, sir," answered johnny, "but i wonder why he did not swim it four times and get back to the side where his clothes were."
"游泳者"英語作文譯文：
老師給同學們講了一個小故事，說有一個人早飯前要在河裡游泳，橫渡三趟。
約翰尼笑了。
老師問道：“你不相信一個游泳很好的人可以做到么?”
約翰尼回答說：“不是的，先生，我是不明白他為什麼不游四次，好回到他放衣服的那邊。”
note：
i wonder…..表示我想知道…