Unit 4 Astronomy the science of the stars writing（教师版）

Book3 Unit4 Topic: Astronomy: the science of the stars短语熟记1. climate n.气候 2. spacewalk n.太空行走3. atmosphere n.大气层；气氛 4. spaceship n.宇宙飞船5. physicist n.物理学家 6. oxygen n.氧气 7. succeed in…成功地… 8. launch vt.发射9. explore vt. 探险；考察 10. exploration n.探索 11. astronomy n.天文学 12. starvation n. 饥饿13. satellites n.卫星 14. manned spaceship 载人宇宙飞船 15. weather forecast 天气预报 16. as for 关于； 至于 17. realize one’s dream 实现……梦想 18. have an effect on 对……有影响 19. depend on 依赖；依靠 20. On one hand 一方面21. On the other hand 另一方面 22. launch a satellite 发射人造卫星佳句诵背1. Man has been fascinated by outer space for thousands of years. 人类对外部空间着迷已有上千年的历史了。2. However, every coin has two sides 然而，任何事物都具有两面性。3. There are still a majority of other people who believe that space exploration has more advantages. 仍有大多数人认为进行空间探索利大于弊。4. We believed that it will bring more benefits in the future, which we can not even imagine now. 我们相信，将来它会带给人类更多的好处，有些甚至是我们现在无法想象的。5. Space exploration is a challenge to human beings. That's why several nations try hard to carry out space exploration continuously. 太空探索对我们人类来说是个挑战，这也是为什么许多国家不断进行探索的原因之一。语篇模块Exploring in Space People always think that the earth is the only planet where life exists. However, physicists have recently found a planet possibly bears life. Its gentle climate and the pull of its gravity are similar to that of the earth. This theory has been accepted by many scientists. Meanwhile, astronomers have found through satellites that oxygen , atoms and carbon dioxide, which are fundamental to life, exist in its atmosp...