Two men named Jack and Joe were walking along a road one hot summer 's morning. They were very thirsty and wanted to have a glass of cold beer（啤酒）， but they had no money I can get some beer for us without money"，said Jack，"Come with me.” They went to a pub（酒吧）· It was lunch time and a lot of people were in the pub. The owner was selling drinks at one end of the bar （FE A）and a waiter was selling drinks at the other end My friend and I can't agree"， Jack went up to the owner and said
“ I say there are four glasses in a litre（升） and he says there are two.”
“ You are right，” said the owner，“ There are four glasses in a litre.”
Thank you. " said Jack, and went over to the waiter, where Joe was standing He asked for four glasses of beer and while they were going to a table, Jack called out loudly, "You did say four glasses, didn't you, boss？ Yes, thats right Four glasses. the boss called back. Soon after they drank the beer and they walked out of the pub straight.