求翻译：大家好!我是今天的值日生,今天是2011年12月五号.今天没什么好的话题,好的话题都已经被其他同学讲完了.我给大家讲两个笑话吧!1:在一次历史课上，老师问学生：“你们知道为什么古时侯的军舰上，军官都爱站在船头吗？”是什么意思？

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Hello, everyone! I was born on today's value today is December 2011 No. 5, today there is nothing good topic good topic has already been other students when he had finished speaking. I tell you two joke! 1: In a history lesson, the teacher asked: "Do you know why students in ancient Hou warship, mil

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Hello! I'm on duty today, today is December 5, 2011. today there is nothing to be topic, good topics have been finished by other students. Let me tell you a joke or two! 1: in a history class, the teacher asked the students: "you know why in ancient times when on a warship, do officers love standing