Unit 4 第3课时 Understanding ideas 5～8 -【考出好成绩】2025-2026学年新教材八年级上册英语课时分层提优课件PPT（外研版2024）

该初中英语课件围绕八年级上册Unit 4 Digital life主题，聚焦不定式作宾语补足语的语法结构，通过“一层句境固基础、二层语篇提能力”分层设计，从单句填空（如“want users to enjoy”）到语篇完形（关于“云”技术的说明文），构建由基础到应用的学习支架，帮助学生逐步掌握语法并关联数字生活语境。 其亮点在于结合大单元教学同步设计，以真实数字生活情境（如大数据、移动支付）为载体，通过语境化练习和语篇分析培养学生的语言能力与思维品质。分层提优让学生在基础巩固与能力拓展中循序渐进，教师可借助同步练习与解析高效教学，助力学生将语法知识转化为实际语言运用能力。

1 第3课时 Understanding ideas 5~8 Unit 4 Digital life 2 一层 句境固基础 二层 语篇提能力 专项语法 3 返回目录 4 用括号内所给词的适当形式填空。 In the big data age,companies collect data.They want users 1.__________ (enjoy) better services.Apps allow people 2.________(shop) conveniently.Teachers encourage students 3.__________ (explore)data-related jobs.Parents tell kids 4._________ (protect) their online information. Laws require companies 5.__________ (keep)data safe.Don't let apps 6._________ (steal) your private information easily.You can also ask platforms 7._________ (explain) how they use your data.Remember:Technology should help us,not force us 8.________ (accept)unfair rules.Let's teach ourselves 9.__________ (use)big data wisely for a better life. to enjoy to shop to explore to protect to keep steal to explain to use to accept 返回目录 5 I.根据句意,用方框中所给单词的适当形式填空。 1.Digital technology brings many __________ to our lives. 2.With the Internet,we can work __________ we want. 3.The solution to this problem is __________ to restart the device. 4.More students ride bikes to school __________ time and exercise. 5.__________,many students like to learn English by watching movies. advantages anywhere simply to save Literature Nowadays simple,advantage,nowadays, save,anywhere 返回目录 6 Ⅱ .根据句意填入合适的介词。 6. The new smart bulb can light _______ the room in warm colors at night. 7.Don't throw _______ your old laptop.It can still be used for basic tasks. 8. Online courses take _______ less space than traditional textbooks. 9. We look forward _______ seeing more convenient digital tools in daily life. 10._______ the future,digital payment may replace all cash transactions. up away up to In 返回目录 7 Ⅲ.根据汉语意思并用适当形式完成下列句子，每空限填 一 词。 11.每天练习英语对口语能力帮助很大。 Practicing English every day helps _______ _______ _______ with speaking skills. 12.该公司在开发新软件方面取得了重大进展。 The company _______ _______ significant _______ _______developing new software. 13.像绘画这样的线下活动仍然有其魅力。 _________ _______ _______ _________ still have their charm. 14.我们可以使用移动设备来获取信息。 We can use _________ _______ _______ _________ information. 15.这种药对她产生了很好的效果。 The medicine had _______ good _______ _______ her. a great deal has made progress in Offline activities like painting mobile devices to get a effect on 返回目录 8 IV. 完形填空。 You may have heard a lot about the word “cloud”.Not the clouds in the sky, 16 the “cloud”that stores your photos,emails,movies and music. The 17 might make you think that it's just like real clouds.But in fact,it's made of millions of hard drives ( 硬 盘 驱 动 器 ) ,computer servers ( 服 务 器 )and fiber-optic cables(光纤电缆) .When you 18 a website online,you are actually asking a server to give you data.The data may 19 thousands of kilometers from a data center to your computer,through cables underground. Where are these data centers?In China,most are now in big 20 like Beijing, Shanghai and Guangzhou.They 21 lots of land and energy (能量) .According to the report, data centers in Beijing used more than 8 percent of the total energy used by the 返回目录 9 city in 2018. Recently,China made 22 to build 10 data center groups in eight areas.Many are in western and northern places like Ningxia,Gansu,Inner Mongolia and Guizhou.There is 23 land in these areas.They also have more 24 energy, like wind and solar energy ( 太 阳 能 ) .Building data centers can also 25 the development(发展)of these areas.It can make people's lives better. 返回目录 10 16.A.and B.but C.or D.though 17.A.look B.address C.number D.name 18.A.open B.close C.send D.expect 19.A.swim B.drive C.reach D.travel 20.A.towns B.cities C.countries D.planets 21. A.get up B.give up C.take up D.make up 22. A.money B.plans C.mistakes D.stories 23. A.more B.less C.smaller D.fewer 24. A.green B.yellow C.red D.purple 25. A.break B.improve C.promise D.beat √ √ √ √ √ √ √ √ √ √ 返回目录 11 IV.【主旨大意】本文是一篇说明文。文章主要介绍了 “云”的概念，指的是一种技术现象，即通过互联网提供 的数据存储和处理服务，以及其在现代技术中的应用。 16.B 解析：固定结构not...but.. (不是 …… 而是…… ), 区分“天空的云”与“存储数据的云”,表示语义转折。 17.D 解析：“cloud” 这个名字(name) 让人联想到真实 的云，呼应“词的联想”逻辑，其余选项(外观、地址、 数字)与此无关。 18.A 解析：open a website(打开网站),描述“在线访 问网站”的动作，对应“请求服务器数据”的行为。 19.D 解 析：数据从数据中心传输(travel) 数千公里到 电脑，用“travel” 体现数据的“移动”。 20.B 解 析：Beijing 、Shanghai 是城市(cities), 符合“大 城市建数据中心”的地理常识。 返回目录 12 21.C 解 析：take up land (占据土地),数据中心需“占 用土地和能源”。 22.B 解析：make plans to do (制定计划做…… ),指中 国规划建设数据中心群。 23.A 解析：西部、北部地区比东部地区土地更多 (more), 契合“数据中心向西部迁移” 的原因。 24.A 解析：wind、solar energy 是绿色能源(green energy)。 25.B 解 析：建设数据中心促进(improve) 地区发展， break (破坏)、promise (承诺)、beat (击败)均与“发展” 逻辑相悖。 返回目录 13 数字科技如何让你的生活更便利?结合实例 用两句话描述一下你的感受。 ______________________________________________________________________ Nowadays,instead of going to the bank,I can simply use mobile payment. 返回目录 14 $