今天是我最难忘的一天，因为我遇到一个奇妙的朋友。他是来自另一个星球的小绿人，有着大大的眼睛和尖尖的耳朵。他说他是来地球探险的，想了解我们的文化和习惯。我很好奇他的故事，就带他去了学校、公园、图书馆等地方，给他介绍了很多有趣的故事。他也给我讲了他们星球上的风景和生活，让我大开眼界。我们一起玩的很开心，互相学习了很多知识和技能。我觉得他是我最特别的朋友，虽然我们来自不同的世界，但是我们有着共同的好奇心和爱心。我希望我们能永远保持这份友谊，不管我们在哪里。
Today is the most unforgettable day for me.because I met a wonderful friend.he is a little green man from another planet.with big eyses and pointed ears. He said he came to Earth to explore and wanted to learn about culture and habits.I was curious about his story. so I took him to places like school,park,library,etc..He introduced him to many interesting things.He also told me about the scenery and life on his planet,which opened a lot of knowledge and skills form each other.I think he is the most special friend,athough we come from different worlds.but we have same couriousity and love.I hope we can keep this friendship forever,no matter where are we.