Unit 7 Section B（2a-2c）（同步教学课件）-2025-2026学年八年级英语上册同步教学精品课件（人教版2024）

该初中英语课件围绕“未来科技与AI”主题，涵盖情态动词用法、否定前缀、核心词汇（如valuable, challenge）及as long as语法点。通过职业定义匹配、反义词前缀练习等活动导入，搭建从基础词汇到科技主题语篇的学习支架，衔接前后知识。 其亮点在于融合语言能力与思维品质，通过AI主题语篇填空训练逻辑连接（如however, therefore），结合科大讯飞AI内容渗透文化意识。采用任务型教学与分层作业，小结清晰梳理知识体系，助力学生提升语言运用与逻辑思维，为教师提供系统教学资源。

Section B （2a-2c） Unit 7 When Tomorrow Comes Learning Aims 语言能力 文化意识 思维品质 学习能力 能运用 “more/less”“possible/impossible” 等反义词描述对比关系；掌握 “accept”“develop”“influence” 等动词及 “quality”“challenge” 等名词；理解并正确使用词汇的语境变形（如动词 “create” 与名词 “creation” 的转换）。 通过反义词匹配、动词填空、语篇补全，提升词汇反义关系判断、搭配及语境适配能力；在小组活动中学会分享词汇运用技巧。 能根据词汇特征（如反义关系、动作功能、抽象概念）进行归类辨析（如从 “accept, develop” 中归纳为 “行为动词”），建立词汇与未来科技主题的关联逻辑。 在未来科技词汇语境中，感受科技发展对社会的影响，树立关注科技进步、主动适应变化的意识。 Write the jobs based on the definitions. Then add more for your partner to guess. 2a 1. This person helps to put out fires. 2. This person is good at playing music. 3. This person acts in a play or a film. 4. This person designs or builds machines, roads, or bridges. 5. This person designs clothes, shoes, or other items for people. 6. This person gives advice to people about the law. ____________ ____________ ____________ ____________ ____________ ____________ fireman musician actress/actor engineer designer lawyer Write the opposites of the words and find out the prefix (前缀). appear ___________ like ___________ lock ___________ cover ___________ happy ___________ usual ___________ possible ___________ perfect ___________ dependent ___________ correct ___________ dislike unlock independent incorrect imperfect unusual unhappy uncover dis- un- im- in- negative prefix impossible disappear accept develop influence mention service 1. He __________ a plan to learn German, but he didn’t say when he would start. 2. It is important for young students to __________ skills that will be valuable in the future. 3. Asimov’s ideas about robots __________ many sci-fi writers and even some AI scientists. 4. China will take steps to improve the public health system to meet the public’s needs for medical and health __________. 5. __________ the challenges and don’t run away from your problems. Try to solve them and then you will find your way. mentioned develop influenced services Accept 2b Complete the sentences with the correct forms of the words in the box. challenge create influence quality traffic bad How will AI technology ________ the future world? Many experts think AI will improve the _______ of our life and change many industries. For example, AI will help us build a smart public transport system and solve _______ problems. AI will also change education. It will make learning better match what students need. While some jobs may go away, people will focus on more _______ and difficult tasks. Will AI make our life better or _______ ? It depends on how we choose to improve and use AI to meet future _________. influence quality traffic creative worse challenges 2c Complete the passage with the correct forms of the words in the box. Language points Point 1 German n. 德语；德国人 / adj.德国的 复数形式：Germans Germany → n. 德国 e.g. She has lived in Germany for a long time and made a lot of German friends. She can talk with Germans in German fluently. 她在德国住了 很长时间，交了许多德国朋友。她能用德语流利地与德国人交流。 练习：There are four ________ and two ________ in our group. A. Japaneses; Germen B. Japanese; Germen C. Japanese; German D. Japanese; Germans D He mentioned a plan to learn German... 他提到了一个学习德语的计划······ Point 2 valuable adj. 很有用的：宝贵的 反义词：valueless 不值钱的；没有价意的 【形容词】由“value（n.价值）去e ＋ -able（形容词后缀）”构成。 e.g. We can learn something valuable from every failure. 我们可以从每一次失败中学到有分值的东西。拓展：（1）be of value to sb. ＝ be valusble to sb. 对某人有价值 e.g. This book is of great value to his study. 这本书对他的研究有很大帮助。 2）value【动词】重视，珍视 e.g. I hope all of you will value music and make it a part of your life. 我希望你们所有人都珍惜音乐,让它成为你们生活的一部分。 练习：I find __ necessary to accept his advice because it’s of great ___ to me. A. it’s; valuable B. that; value C. that; valuable D. it; value ...develop skills that will be valuable in the future. ······培养在将来很有价值的技能。 D Point 3 1) public adj.公共的；公众的 只用在名词前作定语。 e.g. No smoking in public places is good for people’s health. 禁止在公共场所吸烟有益于人们的健康。（湖州中考） 拓展：（1）【名词】公众，民众 常与定冠词the连用。 e.g. This old castle is now open to the public. 这座古堡现在向公众开放了。 （2）in public 公开地；当众 e.g. Don’t be shy when you speak English ______ ________. 在公共场合说英语时不要害羞。 in public China will take steps to improve the public health system to meet the public’s needs for medical and health services. 中国将采取措施完善公共健康体系，以满足公众对医疗健康服务的需求。 Point 4 challenge n.挑战；质疑 / v.向（某人）挑战；对······怀疑 （1）【名词】挑战；质疑 the challenge of... ······的挑战 face a challenge 面对挑战 take on/accept a challenge 接受挑战 e.g. The Chinese athletes all faced challenges bravely and tried their best to win in the competitions. 中国运动员都勇敢地面对挑战，尽最大努力 在比赛中取胜。 Accept the challenges and don't run away from your problems. 接受挑战, 不要逃避你的问题。 challenge n.挑战；质疑 / v.向（某人）挑战；对······怀疑 （2）【动词】向.....挑战；对......怀疑 challenge sb. to sth. 向某人提出挑战要求比试某事物 e.g. He challenged me to a game of chess. 他向我挑战下一盘棋。 拓展：challenging【形容词】挑战性的 e.g. They like trying some challenging outdoor activities like skateboarding and rock climbing. 他们喜欢尝试一些具有挑战性的户外活动，比如 滑板运动和攀岩。（2024绥化中考） 练习：他经常把困难当作挑战。 He often regards difficulties as ____________. challenges Point 5 depend on 取决于；依靠 e.g. Fresh water is important. Life on Earth depends on it. 淡水很重要。地球上的生命依赖于它。（连云港中考） 拓展：it/that depends 意为“那得看情况”。 练习：（2024东营中考） —Dr Know, I can’t keep my son away from the screen. What should I do? —By doing creative activities with him, he may not ______ the screen too much. A. call on B. pay for C. depend on D. believe in C It depends on how we choose to improve and use Al to meet future challenges. 这取决于我们选择如何改进并利用人工智能来迎接未来的挑战。 as long as 只要 引导条件状语从句。当主句为一般将来时或主句谓语含有情态动词时, as long as 引导的条件状语从句常用一般现在时表示将来。 e.g. As long as you drive carefully, you will be very safe. 你只要小心开车，就会很安全。 We can go for a picnic as long as the weather ______ fine. 只要天气晴朗，我们就能去野餐。 拓展：as long as的用法还有：（1）和······一样长（属于as...as结构） e.g. The red ruler is as long as the blue one.这把红色的尺子和那把蓝色的一样长。 （2）长达······，达······之久 e.g. I’ve lived here for as _______ as 20 years. 我在此居住达20年之久。 is long Point 6 I believe these dreams will come true as long as I study hard and keep ontrying. 我相信只要我努力学习、不断尝试，这些梦想会实现的。 Exercises 单项选择 三、 单项选择 （　B　）1. — Sorry， my mum didn’t remind me to take it. — You’re a junior student. You shouldn’t always  　　　　parents. A. focus on B. depend on C. take over D. take steps （　D　）2. The government should take steps  　　　　natural resources （资源）. A. protect B. protects C. protecting D. to protect B D 一 二 三 四 五 六 （　D　）3. How can we best  　　　　the needs of all the different groups？ A. accept B. change C. develop D. meet （　A　）4.  　　　　 you work hard， you will get good grades. A. As long as B. As well as C. As soon as D. As much as D A 一 二 三 四 五 六 二、 根据首字母或汉语提示完成单词 1. Mike （挑战） his grandpa to a game of chess last weekend. 2. In order to have a better life， we need to develop local ⁠ （行业）. 3. A computer can perform many different （任务） at a time. 4. You have to get into a m school before you become a doctor. challenged　 industries　 tasks　 edical　 5. Most of us use p transport to get to work， such as buses or subways. ublic　 1. The snow will _______ (appear) when the weather gets warmer tomorrow. 2. After the earthquake happened, some ________ (medicine) teams went to the area quickly. 3. The old painting is very ________ (value). Please protect it well. 4. The teacher gave us many ______ (task) to finish before the weekend. 5. They have different ____(skill) and often help people with all kinds of problems. 6. The bag over there is one of the ________ (German). disappear medical valuable tasks skills Germans’ 三、用所给词的适当形式填空。 7. The  　guests　（guest） arrived at the party one by one. 8. Children often show amazing  　creativity　（create） in their play. 9. — It’s  　impossible　（possible） for me to finish this work in an hour. It’s too hard. — I can help you. guests　 creativity　 impossible　 10. Time is the most  　valuable　（value） thing we have. 11. Mothers are often the ones who provide  　emotional　（emotion） support for the family. 12. We should be brave __________ (challenge) ourselves when we are in trouble. valuable　 emotional　 to challenge 1．老虎很危险，我们不能靠近它们。 Tigers are dangerous and we can’t ______ ______ ______ them. 2．我想要依靠我自己完成这项任务。 I would like to __________ _______ myself to finish the task. 3.—我去你家的时候你不在家。—我去机场接朋友了。 —You were out when I ______ _______ at your house. —Oh, I went to pick up my friend at the airport. stay close to depend on /upon drop in 四、完成句子。 4.500年以后我们的地球会是什么样子呢？ What will our earth _______ _______ in 500 years? 5.只要我们坚持梦想，总有一天梦想会实现。 Dreams will come true one day ______ _______ ________ we stick to them. 6. 人们将不会做这样的工作，因为它们太单调了。 People ________ do such jobs in the future because they are ________. be like as long as won’t boring 7. 但是现在我们可以依靠科学技术了解恐龙。 But now, we can ________ ______ science and technology to ______ ______ dinosaurs. 8. 明天谁将和我去公园捡垃圾？ ______ ______ _____ ____ rubbish with me in the park tomorrow? 9. 我想当一名宇航员，我希望我的梦想将来会实现。 I want to be an astronaut and I hope my dream _____ ______ ______ in the future. depend on learn about Who will pick up will come true 10. 我们不可能按时完成这个任务了，因为我们的材料快用完了。 _______ __________ for us to finish the _______ on time because we’re _______ _______ on materials. 11. 人工智能正深刻影响着我们的生活，未来它可能会取代各个行业中的许多传统工作。 AI is having a deep _______ _______ our life, and it might _______ many traditional jobs in various _________ . 12.生活充满了挑战，只要我们有勇气挑战自己，我们就能学到很多新东西。Life is ______________ . _________________ we have the courage to ________________ , we can learn a lot of new things. It’s impossible task running low Influence on replace industries full of challenges As long as challenge ourselves 本课句型 Summary 我都 学会了! Key words Expression German, valuable, public, medical, challenge, task, depend, depend on; come over, as long as. 1. Use new words to talk about future goals and AI impacts. 2. Write a clear personal future plan. Function Basic (必做) 从 2a 反义词对（如 possible→impossible、more→less、better→worse）中任选 6 对，每对写 1 个简单英文句子，必须包含 “will” 结构。 Improving(选做) 2.围绕主题 “AI will help us or not?”，写 6-8 句话的英文短文，要求：明确表达自己的观点（支持 / 反对）； 包含 2 处 “will” 结构和 1 对反义词（如 possible/impossible）。 Extend (选做) 3.以 “My Day with AI in 2040” 为题，写 80 词左右的英文短文，要求：描述 1-2 个具体生活场景（如学习、出行、家务） Homework Thank you ! Lavf58.29.100 Bilibili VXCode Swarm Transcoder v0.7.54 $