Unit 4 知识清单-2024-2025学年英语九年级全册北师大版（同北京课改版）

Unit 4 Space 知识清单 一、重点单词 1. space（n.）：太空；空间 2. planet（n.）：行星 3. earth（n.）：地球；大地 4. moon（n.）：月亮；月球 5. sun（n.）：太阳 6. star（n.）：恒星；星 7. spaceship（n.）：宇宙飞船 8. astronaut（n.）：宇航员 9. universe（n.）：宇宙 10. galaxy（n.）：星系 11. solar（adj.）：太阳的；太阳能的 12. system（n.）：系统；体系（solar system太阳系） 13. discover（v.）：发现；发觉 14. explore（v.）：探索；探测 15. mission（n.）：任务；使命 16. message（n.）：信息；消息 17. light（n.）：光；光线；光亮（adj.）：轻的；浅色的 18. speed（n.）：速度（v.）：加速；快速前行 19. distance（n.）：距离；间距 20. knowledge（n.）：知识；学问 21. technology（n.）：技术；工艺 22. research（n. and v.）：研究；调查 23. alien（n.）：外星人（adj.）：外国的；陌生的 24. communication（n.）：交流；沟通；通讯 25. signal（n.）：信号；暗号（v.）：发信号；示意 二、词形变换 1. discover（名词形式）：discovery 2. explore（名词形式）：exploration 3. communicate（名词形式）：communication 4. research（复数形式）：researches（常用复数表示多项研究） 5. light（形容词比较级）：lighter（意为“更轻的；更浅的”） 6. fast（形容词最高级）：fastest（注意与“speed”搭配时表示“最快速度”） 7. far（形容词比较级）：farther/further（farther侧重于距离更远，further侧重于程度更深，如further study深造） 8. know（名词形式）：knowledge（不可数名词，注意拼写） 9. science（名词，指人）：scientist（科学家） 10. techology（形容词形式）：technological（技术的；科技的） 三、重点词组 1. space station：空间站 2. in space：在太空中 3. solar system：太阳系 4. launch a spaceship：发射宇宙飞船 5. astronaut training：宇航员训练 6. space exploration：太空探索 7. communicate with：与……交流；与……沟通 8. send a message：发送信息 9. at the speed of：以……的速度 10. light year：光年 11. deep space：深空 12. space mission：太空任务 13. alien life：外星生命 14. space travel：太空旅行 15. space technology：太空技术 16. do research on：对……进行研究 17. radio signal：无线电信号 18. space telescope：太空望远镜 19. outer space：外层空间 20. make a discovery：有一项发现 四、重点句型 1. There be...in space：太空中有……（注意be动词单复数遵循就近原则，如There is a planet in this solar system. / There are many stars in the universe.） 2. It takes (sb.) some time to do sth. in space：在太空中做某事花费（某人）多长时间（如It takes astronauts several months to travel to the space station.） 3. How far is it from...to...in space?：在太空中从……到……有多远？（回答用It's...(distance)，如How far is it from the earth to the moon? It's about 384,400 kilometers.） 4. What do you know about space?：你对太空了解些什么？（回答可列举关于太空的知识，如I know that the solar system has eight planets.） 5. Is there...in space?：太空中有……吗？（一般疑问句，肯定回答用Yes, there is.，否定回答用No, there isn't. 如Is there life on other planets? No, there isn't. ） 6. How can we communicate with...in space?：我们在太空中如何与……交流？（回答用We can...，如We can communicate with astronauts in space through radio signals.） 7. What's the importance of space exploration?：太空探索的重要性是什么？（回答阐述太空探索的意义，如The importance of space exploration is that it helps us understand the universe better.） 8. If we want to...in space, what should we do?：如果我们想在太空中……，我们应该怎么做？（回答提出相应措施，如If we want to live on the moon, we should build special houses first.） 五、单元话题范文背记 范文1：My Dream of Space Travel I have always dreamed of traveling in space. Space is a mysterious and amazing place. There are countless stars, planets and galaxies waiting for us to explore. I imagine that one day, I will become an astronaut and take a spaceship to the moon. I can walk on the moon, feel the low gravity and see the beautiful earth from afar. After that, I hope to visit Mars. It is a red planet with a lot of secrets. Maybe there was life on Mars long ago. To achieve my dream, I study hard now. I learn math, physics and astronomy carefully. I know that only by mastering enough knowledge can I make my dream come true. I believe that in the future, space travel will be more common, and I will be one of the lucky people to experience it. 范文2：The Wonders of Space Space is full of wonders. The solar system, where we live, is just a small part of the vast universe. The sun, a huge star, provides light and heat for the planets. Each planet has its own unique features. For example, Jupiter is the largest planet, with its beautiful rings and many moons. Scientists have been working hard to explore space. They use space telescopes to observe distant stars and galaxies. Through their research, we know more about the origin and development of the universe. Space exploration also helps us develop new technologies, such as satellite communication and solar energy. However, there are still many mysteries in space. Are there other intelligent beings? What is beyond the observable universe? These questions inspire us to keep exploring. I'm looking forward to the day when we can uncover more secrets of space. 范文3：Space Exploration and Our Future Space exploration has a great impact on our future. It not only satisfies our curiosity about the universe but also brings many practical benefits. In terms of science, space exploration helps us expand our knowledge. We can study the origin of life, the evolution of stars and the structure of the universe. This knowledge can lead to new scientific theories and technological breakthroughs. In daily life, space technology has already made our lives more convenient. Satellites help with weather forecasting, navigation and communication. Without them, our modern life would be very different. In the future, space exploration may also open up new living spaces for humans. If we can find a way to live on other planets, it will solve the problem of overpopulation on the earth. Therefore, we should support space exploration and look forward to a better future in space. 学科网（北京）股份有限公司 $$