1、We have not found life on any other planets yet教学目标1. 认读和掌握下列单词和短语：none ,environment ,solar, system, group, universe, light, impossible, out, communicate 2. 能理解现在完成时描述的过去经历的事情。重点难点考点易错点How to read and write a story about space travel.教 学 过 程一、 前置练习，积累知识Step1. Warming Up1. How many planets are there
2、in our solar system?2. Is there any life on other planets?3. Put the words and expressions in the box in order: small large.galaxy, planet, solar system, star, universe 二、情境激趣，导入新课Step2. Reading Check () the true sentences.1. The earth is a star. 2. The sun is a star. 3. There is more than one galax
3、y in the universe. 4. The light from the stars in other galaxies has travelled for a long time to reach us. 5. Scientists have received many messages from space. 6. Spaceships have visited most of the universe. 三、自主学习，合作探究Step3.根据课文补全短文Scientists think that there has been life on Earth for years . ,
4、we havent found life on planets yet.Seven other planets the Sun also go around the Sun but of them has an environment with air .There are _ stars in our galaxy and our Sun is only them . They are a long way and their light has travelled for many years to reach us .It is impossible _ how large the un
5、iverse is .Scientists have _ spaceships to the planet _, but has discovered any life in yet. Are we in space? We dont know yet.四、归纳总结，提升能力Step4 Summary What have you learned today?五、当堂检测，检查效果一、根据汉语提示完成句子。1. 我们没有一个人去过火星。 us has been to Mars. .2. “神舟 5 号”在太空中围绕地球飞行了 14 圈。“Shenzhou 5” circled the Earth
6、 fourteen times .3. -乘火车去北京得多长时间？ -两天多。-How long it to reach Beijing by train ? - two days .4. 你多久去俱乐部一次？ do you go to the club ?5. 太阳和所有围绕它旋转的行星叫做太阳系。The sun and its planets the solar system .6. 地球是行星，它围绕太阳运转。The Earth is a planet and it _ the Sun.7.为什么不把书带回来？ _ the book?8. 没有一个学生去过英国。_ the students _ England.9. 完成今天的作业不容易。_ todays homework.10.我刚读过有关火星的书。 I _ books _ Mars.Homework:1. Translate the following phrases 2. Do Studying Pla教学反思：
