Beware of Dog! http://www.51education.net来自无忧英语教育幽默英语
As a stranger entered a little country store, he noticed a sign warning, "Danger! Beware of dog!" posted on the glass door. Inside, he noticed a harmless old hound dog asleep on the floor beside the cash register. 
"Is that the dog folks are supposed to beware of?" he asked the owner. 
"Yep, that's him," came the reply. 
The stranger couldn't help but be amused. "That certainly doesn't look like a dangerous dog to me. Why in the world would you post that sign?"
 "Because," the owner explained, "Before I posted that sign, people kept tripping over him!"实践证明经常访问无忧英语教育网 www.51education.net ,能迅速提高你的英语学习能力!积沙成塔,不断提高! 本站所提供的所有信息仅供学校课堂教学及英语学习者学习研究之用，其著作权归原作者及媒体所有。