Jack¹ fell off his bicycle and got hurt. A beautiful young nurse asked him to fill forms. Jack finished them and gave them back." Anything else?" The nurse asked. "Yes," Jack thinks for a while and said," I'm a bachelor²."杰克骑车摔伤,得住院治疗.一位年轻美貌的护士拿着表格让填.仞 杰克填好递上表格"还有什么漏填的?"护士问. "有!"杰克想了想说,"我是个单身汉."