向外星人介绍地球的英语作文
阿地球是由一系列的同心层组成.地球内部有核（地核）、幔（地幔）、壳（地壳）结构.地球外部有水圈和大气圈,还有磁层,形成了围绕固态地球的美丽外套.
地球作为一个行星,远在56亿年以前产生于原始太阳星云.
One of the eight planets of the solar system,the earth rotation from the west to the east,and orbit the sun.The earth rotation and the combination of the revolution movement so as to produce a day and night on earth and seasons change (the earth rotation and the speed of the revolution is not uniform).At the same time,because of the sun,the moon,and by nearby planets gravity and the earth's atmosphere,ocean and earth's internal material factors,the earth spin axis in space and the direction of the earth in the body to produce change.The earth rotation inertia centrifugal force produced by the poles of the earth makes spherical gradually expand to the equator,become the current slightly flat spin ellipsoid body,extremely radius than the equator short radius about 21 km.
O earth consists of a series of concentric layers.The interior of the earth have nuclear (core),curtain (mantle),shell (crust) structure.The earth's outer have hydrosphere and atmosphere,and magnetic layer,formed around of the solid earth beautiful coat.
The earth as a planet,far before 5.6 billion years produced in the primitive solar nebula.
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向外星人介绍地球的英语作文
答：The earth as a planet,far before 5.6 billion years produced in the primitive solar nebula.
给外星人的英语作文 给外星人的一封信介绍地球情况 一百字左右_百度知 ...
答：Greetings from planet Earth! I am writing this letter to introduce our beautiful planet and share some fascinating information about Earth.亲爱的外星访客，来自地球的问候！我写这封信是为了介绍我们美丽的星球，并分享一些关于地球的有趣信息。Firstly, Earth is the third planet from the Sun ...
...要求同学给外星人写信,介绍地球情况,写出太空方面成就,用英语_百度...
答：Dear unknown friends,I'm a boy from the earth, one of the planets of the solar system.The earth and seven other planets form the solar system. They all gcaround the sun. We know that we live in the universe. There arelarge number of galaxies in space. I know you live s...
外星人到地球来干什么英语作文
答：i would introduce our planet to them :hello,Martians,welcome to the earth,it is my honour to make a simple introdction of our planet.this planet is made up of ocean,land and outer space,from which humans get resources and live on.There are thoundsands of creatures living in ...
向外星人介绍地球人的英语作文
答：外星人长什么样，自个想吧。人类的优点和缺点。优点没有那么多。优点：聪明，我们发明了很多东西。。。热情，大家友好相处，玩的开心。。。好客，招待朋友周到。。。缺点：自负，觉得自己全宇宙第一能人。。。自私，心里只有自己。。。好战，大家打来打去争地盘。。。污染，继续下去地球要毁灭了。。。
关于UFO的英语作文。2篇不同的,一篇也可以,带翻译,80字左右。不能抄袭...
答：Unknown Flying Object)We all know that we live in a complex world .Although the technics of the human beings are developing all the time , we still got so many unsolved problems. Among all of this puzzles , UFO is one of the most noticable things.Now as everybody knows ,UFO...
帮写一篇英语作文八年纪 写外星人ET来地球旅行的一篇英语作文 80~100字...
答：One day,an alien landed on the earth.When he got out of the UFO.At first,he walked around the street.People were very surprised and followed the alien.Then he wen to the Science Museum.And he went to the park.He visited the other wonderful sights and so on.The Tv stations...
一篇英语作文
答：一篇英语作文 pressingproblemsonourplanetiwishtodiscusswithextraterrestrials意思就是我想跟外星人讨论的关于我们地球的重要问题要求:一百二十个词左右……词不要太难……能发到邮箱的优先……... pressing problems on our planet i wish to discuss with extraterrestrials 意思就是 我想跟外星人讨论的关于我们地球的...
急需一篇英语作文,初三水平,内容是,把地球介绍给外星人
答：We are using up our natural resources and at the same time polluting our environment with dangerous chemicals. If we continue to do this, life on earth cannot survive.Concerned people have made some progress in environmental protection. Governments of many countries have established laws...
用过去进行时写一篇关于外星人来到地球的英语作文
答：i would introduce our planet to them : hello, Martians, welcome to the earth, it is my honour to make a simple introdction of our planet.this planet is made up of ocean, land and outer space, from which humans get resources and live on.There are thoundsands of creatures ...
