Unit 4 Amazing Science Topic 2 Section D 课件- 2025-2026学年仁爱科普版（2012）九年级英语上册

该初中英语课件围绕一般将来时的被动语态及宇宙词汇展开，通过“Guess”匹配天体名称活动导入，结合阅读段落快速检查答案，衔接前序被动语态知识，以例句和练习为支架帮助学生自主归纳语法规则。 其亮点在于融合语言能力与思维品质培养，通过阅读策略训练、小组讨论“是否存在外星生命”及项目活动报告天体生活，如语法练习提示“先观语态再观时态”，助力学生运用知识，提升表达与探究能力，教师可借结构化活动高效教学。

Unit 4 Amazing Science Topic 2 I'm excited about the things that will be discovered in the future. Section D Learning aims 一、掌握以下单词：launch, beyond等。 二、引导学生自主归纳本单元语法——一般将来时的被动语态。 三、学习有关宇宙的知识，并能讨论地球、月球和火星上的不同 生活。同时，能够根据不同的阅读目的运用阅读策略获取信息。 Grammar Passive Voice (III) A wonderful movie will be shown tonight. I’m excited about the things that will be discovered in the future. Functions We will be able to do anything that can be done on the earth. I think you should first mast some basic computer skills. Let's work hard. Then our dreams will be realized. 一般将来时的被动语态 will be done Exercises ( )1. — Mom, may I go out to play football this afternoon? — You can, if your homework _____. A. is finished B. will finish C. has finished D. will be finished ( )2. A talk on development in science _____ next week. A. is given B. was given C. has given D. will be given ( )3. This kind of desk ____ of wood. A. is making B. made C. is made D. makes ( )4. The doctor looked over Peter carefully after he ____to the hospital. A. takes B. is taken C. took D. was taken ( )5. My mom _____ me to the hospital because I was ill. A. takes B. is taken C. took D. was taken D C D D C 先观语态再观时态 1b Match the letters with their names. A A B C D ( ) 1. the solar system ( ) 2. the earth ( ) 3. the universe ( ) 4. the sun Guess 1b Read paragraph 1 quickly and check your answers. [1] Scientists think that there has been life on earth for millions of years. However, we haven’t found life on other planets yet. The earth is a planet and it goes around the sun. And there are seven other planets that also go around the sun. The sun and its planets are called the solar system. The solar system is a small part of the universe. ( ) 1. the solar system ( ) 2. the earth ( ) 3. the universe ( ) 4. the sun A A B C D D C B A the sun the earth the solar system the universe Read the passage and choose a proper title. 1a Scientists think that there has been life on earth for millions of years. However, we haven't found life on other planets yet. The earth is a planet and it goes around the sun. And there are seven other planets that also go around the sun. The sun and its planets are called the solar system. The solar system is a small part of the universe. Scientists have launched many spaceships to explore other planets in the solar system. Some spaceships have gone beyond the solar system. However, no one has discovered any life in space yet. Why has no one from other planets sent us a message? Have they tried to send information to us? With so many stars in space, are we alone, or is there life on other planets in space? 1. Is There Life out There? 2. Our Planet 3. The Stars at Night Read the passage and answer the questions. 1a 1. What's the scientists' view on life there and out there? 2. What did scientists use to explore other planets? 3. Can spaceships go beyond the solar system? 4. How is the last paragraph organized? Scientists think that there has been life on earth for millions of years. However, we haven’t found life on other planets yet. By spaceships. Yes, they can. By asking a few questions. Scientists think that there has been life on earth for millions of years. However, we haven't found life on other planets yet. The earth is a planet and it goes around the sun. And there are seven other planets that also go around the sun. The sun and its planets are called the solar system. The solar system is a small part of the universe. Scientists have launched many spaceships to explore other planets in the solar system. Some spaceships have gone beyond the solar system. However, no one has discovered any life in space yet. Why has no one from other planets sent us a message? Have they tried to send information to us? With so many stars in space, are we alone, or is there life on other planets in space? Discuss Are we alone? Is there life out there? Discuss in groups and make a list of all possibilities. 3 If aliens are found in the near future, what changes will happen to people on the earth? Example: More aliens will be found with the help of our new friends. Students will be sent to their planet to learn their language. ... 2 Discuss in groups and write a short introduction to the earth. Then present it to the class. A spaceship will be sent out to find aliens in outer space. A letter will be put on the spaceship to introduce our earth. (开头 Beginning) (主体 Body) (结尾 Ending) Dear aliens, Yours sincerely, Li Ming I'm looking forward to hearing from you. Project Describing Your Invention 1. This is Kangkang’s invention. Look at the information and the picture. What do you think of it? Discuss with your partners. Name: Plar (plan-car) Inventor: Kangkang Year: 2014 Use: Both flying and driving Project Reporting on the Celestial Body You Like to Live on / səˈlestʃ(ə)l / 天体 1. Divide the class into three groups: Mars, the moon, the earth. Earth Mars Moon Project Reporting on the Celestial Body You Like to Live on / səˈlestʃ(ə)l / 天体 2. Discuss the life here, such as clothing, food and drink, transportation... 3. Choose one student in each group to introduce the information to the class. 4. Think about which celestial body you would like to live on and give a report to the class. We learn: We can: Summary 1. Some words: beyond, launch 2. Some phrases: millions of, go around, send sb. sth. 3. Some sentences: (1) Scientists have launched many spaceships to explore other planets in the solar system. (2)Some spaceships have gone beyond the solar system. 1. Talk about more about outer space. 2. Summarize the passive voice of the simple future tense. Thank you ! Other 62797.09 Lavf60.4.100 $人类向宇宙喊了70年，却没有一个外星文明回应，你以为是因为宇宙太空旷？大错特错。科学家破解出一个让人崩溃的真相，那就是不是没人回应，而是所有回应都被拦截了。整个银河系可能早就被某个神级文明设置成了动物园，任何试图联系地球的外星信号都会在半路被彻底抹除。更恐怖的是，2016年中国天眼接收到一段诡异的重复信号，所有看过完整数据的科学家都被要求签保密协议，原因只有一个，那段信号翻译过来只有四个字，不要回答。而就在去年，NASA突然关闭了三个对外搜寻项目，给出的理由是找到比预期更多的东西。什么叫更多？为什么不公开？因为他们发现了一个比找到外星人更可怕的事实，外星文明不是不存在，而是全都在刻意躲着我们。为什么要躲？答案藏在一个让人绝望的理论里，宇宙就是一座黑暗森林。刘慈欣在三体里提出的这个概念虽然是科幻，但它的底层逻辑却让无数物理学家陷入沉思。想象一下，银河系里有4000亿颗恒星，按照概率计算，至少应该有上百万个文明存在。但现实是宇宙安静的可怕，没有任何回应。这种反常的沉默被称为费米悖论。而最合理的解释只有一个，那些暴露了位置的文明全都死了。因为在宇宙这座森林里，每个文明都是带枪的猎人。一旦发现彼此最理性的选择不是握手言和，而是先下手为强。更让人不寒而栗的是，这个规则可能不是假设，而是血淋淋的现实。2022年，有科学家做了一个疯狂的实验，他们把一个虚拟低等文明的坐标信息发给全球10万名参与者，结果99.7%的人选择了立即摧毁。为什么？因为宇宙资源有限，而文明会无限扩张，消灭潜在威胁是生存的第一法则。现在想想1974年阿雷西博望远镜向宇宙发射的那条信息，2008年向北极星喊出的你好，这些电磁波正以光速在宇宙中扩散，永远收不回来。如果某个文明接收到了，他们会把我们当成朋友，还是当成必须清除的隐患？更可怕的是，就算他们现在回应我们，等信号传回地球，可能已经过去几千年，而那时候的人类还存在吗？但还有一种可能更加细思极恐，那就是外星文明其实早就发现我们了，只是选择不回应，这就是著名的动物园假说，地球可能就是一个被高等文明精心设置的观察样本，就像我们在动物园里观察星星一样。2017年，哈佛大学的天文学家发现了一个诡异的天体奥默默，它以不符合物理规律的方式加速飞离太阳系，没有喷射轨迹，没有任何自然现象能解释它的运动轨迹，有科学家大胆推测，这可能是外星文明派来监视地球的探测器，他完成任务后就这样悄无声息的离开了。更离谱的是，人类可能根本看不见外星生命的真实样子。NASA在2024年发布的一份研究报告显示，宇宙中99%的智慧生命可能不是碳基的，有些是硅基生命，身体像水晶一样透明，生活在温度高达500度的星球上。有些是等离子体，整个种族就是一团会思考的闪电。还有些已经进化成纯能量体，漂浮在宇宙射线里，用我们的仪器根本无法探测。如果真是这样，那人类寻找外星人的方向从一开始就错了。我们用碳基生命的标准去寻找水和氧气，但对方可能根本不需要这些东西。那如果真的有一天人类确认了外星文明的存在，世界会变成什么样？答案可能比你想象的更混乱。第一，全球金融市场会瞬间崩盘。因为所有的经济模型都是建立在地球上，只有人类这个前提上，外星文明的出现会让这些模型全部失效。第二，核大国会立即进入最高战备状态，不是为了打外星人，而是为了防止其他国家趁乱动手。第三，宗教信仰会面临前所未有的崩塌。神只创造了人类吗？这个问题会让整个社会陷入撕裂。更极端的情况是，人类内部会分裂成两个阵营，回应派和沉默派。回应派认为这是文明飞跃的机会，必须不惜代价与外星文明建立联系。沉默派则坚决要求全球静默，把任何试图回信的行为视为对全人类的背叛。这将是人类史上最根源的意识形态战争，而这场战争的结果可能决定人类文明的生死存亡。所以霍金那句不要回答的警告，可能真的不是危言耸听。外星文明的存在不是一个简单的科学问题，而是一面照进人类灵魂深处的镜子，它会逼迫我们思考，在宇宙这座黑暗森林里，我们是选择暴露自己赌一把，还是永远沉默躲在黑暗中？这个问题没有标准答案，但有一点是确定的，无论答案是什么，它都将永远改变人类文明的命运。而在那一天到来之前，我们唯一能做的就是珍惜这个还以为自己是。