Unit 7--第4课时（内文）-【学导练】2026年八年级下册英语课件PPT（沪教版）

该初中英语课件围绕“太空探索”主题，聚焦八年级下册Unit 7第4课时听说技能，通过听选卫星数量、太空垃圾影响等信息及BDS功能问答输入语言素材，再以可能性表达句型、情景对话搭建从输入到输出的学习支架，帮助学生掌握相关表达。 其亮点在于融合语言能力与思维品质培养，采用“听训-句型-对话-复述”渐进设计，如听后提取BDS定位卫星数量等信息训练理解，口语用“It's possible that...”讨论火星探索可能性提升表达逻辑。助力学生强化听说技能与思辨能力，为教师提供结构化资源，提升教学效率。

英语 八年级 下册 配上海教育版 返回目录 英语 八年级 下册 配上海教育版 Unit 7 Space exploration 返回目录 英语 八年级 下册 配上海教育版 第4课时 Listening and speaking 返回目录 英语 八年级 下册 配上海教育版 目 录 CONTENTS 01 听说特训 02 口语无忧 03 课堂练习 返回目录 英语 八年级 下册 配上海教育版 听说特训 一、听选信息 请听课本P104 Listening的听力两遍，并根据以下问题和括号内的提示，选择正确的信息回答问题。 1. How many satellites have people sent into space since the 1950s? (Over 1,000 satellites. / Over 10,000 satellites. / Over 100,000 satellites. ) _____________________________________________________________ Over 10,000 satellites. 返回目录 英语 八年级 下册 配上海教育版 2. Why are these satellites still in orbit even though they've stopped working? （Because it is too expensive to bring them back to the Earth. / Because it is not safe to bring them back to the Earth. / Because the current technology isn't good enough. ） _____________________________________________________________ _____________________________________________________________ Because it is too expensive to bring them back to the Earth. 返回目录 英语 八年级 下册 配上海教育版 3. What will happen if there is too much space junk in orbit? (It will become hard to find more planets. / It will destroy the Earth. / It will become impossible to travel into space. ) _____________________________________________________________ It will become impossible to travel into space. 返回目录 英语 八年级 下册 配上海教育版 二、回答问题 请听课本P112 Cross-curricular connection的听力两遍，并根据所听内容回答第1~4四个问题。 1. Is BDS a global navigation satellite system? _____________________________________________________________ 2. How many satellites does a BDS device need to calculate a user's location? _____________________________________________________________ Yes, it is. It needs four satellites. / Four. 返回目录 英语 八年级 下册 配上海教育版 3. What can we also use BDS for? _____________________________________________________________ _____________________________________________________________ 4. Where is BDS more accurate? _____________________________________________________________ _____________________________________________________________ We can also use BDS for two-way communication. / For two-way communication. It's more accurate in China and the Asia-Pacific region. / In China and the Asia-Pacific region. 返回目录 英语 八年级 下册 配上海教育版 本单元我们学习了如何表达太空探索事件发生的可能性与不可能性。当我们在谈论某个事件时，我们会对其发生的可能性与不可能性提出自己的观点。现在让我们一起围绕“如何表达太空探索事件发生的可能性与不可能性”这一话题展开口语练习吧！ 口语无忧 返回目录 英语 八年级 下册 配上海教育版 相关句型（请朗读以下句型，看谁读得更标准地道） 1 话题七 如何表达太空探索事件发生的可能性与不可能性 表达可能性 表达不可能性 It's possible to … It's (very) likely that … It's quite probable that … There is a good chance that … Sb / Sth can / is able to … It's impossible to … It's unlikely that … I seriously doubt that … That's impossible! There is no way that … Sb / Sth can't / won't be able to … 返回目录 英语 八年级 下册 配上海教育版 你问我答 A. 请运用下列对话与你组内的一个同伴进行你问我答，然后互换角色，再进行问答。 S1: Do you think Chinese astronauts can walk in space freely? S2: It's unlikely that they can walk freely without spacesuits. It's too dangerous. S1: Then what do they usually eat in the space station? 2 返回目录 英语 八年级 下册 配上海教育版 S2: Probably they eat specially-packaged(特别包装的) food. S1: Will ordinary people like us have a chance to go to space in the future? S2: It may be possible. B. 接下来，在小组内换一个同伴相互问答。 返回目录 英语 八年级 下册 配上海教育版 情景说话　　 课间休息时，你和你的同桌David看到一则关于太空探索的短新闻，你们便围绕机器人探索火星、小行星建站等太空话题讨论这些事发生的可能性与不可能性。请模仿下列形式跟David进行对话。 You: Will we send robots to Mars next year? David: Probably. It's likely that the mission will start soon. You: Can robots find life on Mars? 3 返回目录 英语 八年级 下册 配上海教育版 David: It may be possible, but there is no way that they'll find it quickly. You: What about building a space station on an asteroid（小行星）? David: It's impossible that we'll do it soon—technology is not ready! 接下来，请你写一段话总结你和David关于太空探索的讨论。 返回目录 英语 八年级 下册 配上海教育版 Report like this: During the break, I talk about space exploration with David. ______________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ I wonder if we will send robots to Mars next year, and we think the answer is probably yes. It's likely that the mission will start soon. Then I consider whether robots can find life on Mars. We agree it may be possible, but there is no way that they will find it quickly. Finally, I talk of building a space station on an asteroid, and we both think it's impossible that we'll do it soon because technology is not ready. 返回目录 英语 八年级 下册 配上海教育版 一、情景问答 1. 你希望了解更多关于太空探索的情况，请根据以下提示向Tom提两个问题。 (1)你想知道我们未来是否能在月球上建立研究站。你问： _____________________________________________________________ (2)你想知道科学家们将如何解决太空旅行中的氧气问题。你问： _____________________________________________________________ _____________________________________________________________ 课堂练习 Can we build a research station on the Moon in the future? How will scientists solve the oxygen problem in space travel? 返回目录 英语 八年级 下册 配上海教育版 2. 你希望了解更多关于中国宇航员的情况，请根据以下提示向Tom提两个问题。 (1)你想知道中国宇航员是否会长期驻守空间站。你问： _____________________________________________________________ _____________________________________________________________ (2)你想知道中国宇航员在太空主要做什么工作。你问： _____________________________________________________________ Will Chinese astronauts stay in the space station for a long time? What work do Chinese astronauts mainly do in space? 返回目录 英语 八年级 下册 配上海教育版 二、思维导图复述 根据教材P101的课文内容以及下面的思维导图，复述该篇课文的内容。 返回目录 英语 八年级 下册 配上海教育版 课文复述： _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ _____________________________________________________________ What is life in space like? As for eating, astronauts can choose from many types of food, such as fruit, nuts, chicken, beef and seafood. They also have different types of tea, juice and soup. They are very busy every day. Without gravity, simple tasks seem harder. And they must move carefully outside. On the space station, they sleep in a sleeping bag and they have to stick it to the wall. Besides, exercise is their important daily routine. There is a gym with special equipment to help them stay fit. 返回目录 英语 八年级 下册 配上海教育版 THANKS! 返回目录 英语 八年级 下册 配上海教育版 $