UNIT 12 Section Ⅰ TOPIC TALK(学用Word)-【优学精讲】2025-2026学年高中英语选择性必修第四册（北师大版）

该高中英语单元复习讲义以“话题听说”为核心，通过“基础词汇梳理-听力理解训练-口语表达实战”的递进框架构建知识体系，用表格归纳“听说课前清障”中的核心短语，分模块呈现听力提能（含选择题、填空题）、话题表达（情境对话选择与填空）及词汇用法（如entertainment、gifted的用法及练习），清晰展现语言知识的内在联系与重难点分布。 讲义亮点在于“分层训练”与“情境应用”结合，听力提能通过教材听力12.1和12.2的“选择+填空”题型，提升学生抓取关键信息的语言能力，话题表达实战创设“机器人关系”“嫦娥五号”情境，引导学生在真实语境中运用语言，培养思维品质。词汇部分通过“用法解析+练透+写美”设计，基础学生可夯实语法，优秀学生能提升句式表达，助力教师实施分层教学，支持学生自主复习与能力进阶。

Section Ⅰ　TOPIC TALK 听说课前清障 1.在……上花时间　　　　　　　　　　　 2.对……感兴趣 　　　　　　　 3.使生效；使运转，使开动 　　　　　　　 4.在网上与朋友聊天 　　　　　　　 5.get information 　　　　　　　 6.send and receive emails 　　　　　　　 7.get this project started 　　　　　　　 8.think outside the box 　　　　　　　 话题听力提能 Ⅰ.听教材听力12.1，回答第1至5题。 1.Where is the interviewer reporting from？（　　） A.The Young Inventors of the Year Awards. B.The School Science Fair. C.The International Invention Conference. 2.What characteristics does Susan believe inventors have？（　　） A.They are curious and creative. B.They are lazy and unproductive. C.They are afraid to try new things. 3.What problem is Susan’s invention designed to solve？（　　） A.Air pollution.　　　B.Water pollution. C.Noise pollution. 4.What is the main advantage of Susan’s invention？（　　） A.It is cheap to produce. B.It is easy to use. C.It is small and lightweight. 5.What is the current problem with Susan’s invention？（　　） A.It is hard to use. B.It is expensive to produce. C.It doesn’t work effectively. Ⅱ.再听教材听力12.1，根据所听内容填空。 1.Well， I think inventors are interested in 　　　　　　　　　　　　and how our lives can be 　　　　　　. 2.I would also say inventors think 　　　　　　　　.They see the world differently. 3.My invention is a type of 　　　　　　　　　　　　　　device that can be placed into the ocean. 4.That sounds 　　　　　　！ Are there any problems you are still 　　　　　　　　　　　　　　？ 5.I hope it will be 　　　　　　　　　　soon.You are a great inventor！ Thank you for speaking to us！ Ⅲ.听教材听力12.2，回答第1至5题。 1.What are Chen Yang， Chen Xi， and Li Zhen discussing about？（　　） A.The most influential scientists. B.The most useful invention in their everyday life. C.The history of the computer. 2.Which invention does Chen Xi think is the most useful in everyday life？（　　） A.The Internet. B.The telephone. C.Computers. 3.Why does Li Zhen think computers became useful？（　　） A.Because of the invention of the Internet. B.Because of the invention of the telephone. C.Because of the popularity of online games. 4.According to their discussion， before the invention of the Internet， how did people get information？（　　） A.From TV， newspapers and books. B.From online articles and blogs. C.From radio broadcasts. 5.When did the Internet start to be widely used？（　　） A.In the 1960s.　　　B.In the 1980s. C.In the 1990s. Ⅳ.再听教材听力12.2，根据所听内容填空。 1.I spend so much time 　　　　　　　　　studying， 　　　　　　　　， chatting with friends ... 2.Before that， only scientists and 　　　　　　　　　　　　　　people used them.Now， because of 　　　　　　　　， there is 　　　　　　for us all to have one. 3.Yes， I agree.The Internet is an 　　　　　invention. 4.And of course before the Internet， you couldn’t 　　　　　　　　　　online or send and receive 　　　　　　.Only telephone calls and 　　　　　　. 5.How life has been 　　　　　　　　in such a short time！ Imagine what’s coming in the next 　　　　　　！ 话题表达实战 　　情境一：随着科技的发展，现在的机器人可以做很多事情。未来人与机器人的关系会怎样呢？ 　　阅读下面对话，根据语境选择最佳选项。 M：Did you see those robots？ They were so smart！ I can’t believe how many different kinds there were at the technology show.They could do so many things， too！　1　 W：It’s really amazing. M：I understand why they say that China’s future is in robots.　2　 W：That’s exactly what I’m afraid of.　3　 M：Well， it is hard to say. W：I’m worried what the average person will experience as they communicate with robots on a daily basis.We are already surrounded by technology day and night in this modern society.　4　 These are some of the questions I’ll be researching for my term paper. M：　5　 But I think our country needs to become more competitive with other countries that are also developing this technology.We can ask Prof.Smith to talk a bit more about this in his next class. A.Can we predict what the consequences will be？ B.Even activities that I thought could only be done by human hands. C.They will change society！ D.Will some people completely lose the ability to form relationships with other people？ E.I understand your concerns. 　　情境二：“嫦娥五号”探测器是中国首个实施无人月面取样返回的月球探测器。它的成功发射被认为是太空探索的一个很大的进步。Lily （L）和Peter （P）两人正在谈论“嫦娥五号”登月…… 　　阅读并根据提示完成下面对话。 L：Do you know the news that China’s Chang’e 5 lunar probe has successfully returned with samples from the Moon？ P：Yes， I do.The successful return 1.　　　　　　　　　　　　　　　　　　　　　 （被认为是一个很大的进步）in humans’ space exploration. L：Yes， and because of that， China has become the third country in the world to bring the samples back from the Moon. P：These samples are believed to 2.　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 （帮助科学家们更多地了解月球的起源和形成）. L：You’re right.And some experts expect that 3.　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 （中国不但自己研究这些样本，还会把一些送给其他国家）. P：I think it’s really a great idea.4.　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 （月球属于全世界是不言而喻的）.Just as one expert said，international cooperation is one of the best ways to carry out scientific research， so China is willing to share its achievements with other countries. 1.entertainment n.娱乐活动，娱乐节目；招待，款待 教材原句　Entertainment and Communication 娱乐与通信 【用法】 （1）to one’s entertainment　使某人高兴的是 （2）entertain vi.&vt. 使娱乐，使快乐；招待，款待 entertain sb to sth 用某物招待某人 entertain sb with sth 用某物使某人快乐 （3）entertaining adj. 有趣的；令人愉快的 【佳句】　We brought snacks and sat on a big blanket.Watching a movie under the stars was a new and exciting kind of entertainment for us. （活动介绍） 我们带了零食，坐在一块大毯子上。在星空下看电影对我们来说是一种新的、令人兴奋的娱乐方式。 【练透】　单句语法填空 ①Each of us is likely to develop a personal preference for certain types of 　　　　　　　（entertain）. ②I’d like to thank our special guest for his 　　　　　　　　（entertain） speech. ③He was so generous that he entertained his friends 　　　　dinner again yesterday. 【写美】　句式升级 ④He always tells us a lot of interesting stories and jokes， we feel pleased. →　　　　　　　　　　　　， he always tells us a lot of interesting stories and jokes. 2.gifted adj.有天赋的，有才华的 教材原句　creative， curious， smart， persistent， hardworking， gifted 富有创造性的、好奇的、聪明的、执着的、努力的、有天赋的 【用法】 （1）be gifted in ...＝be talented in ...　　在……方面有天赋 a gifted musician/player 天才的音乐家/运动员 （2）gift n. 天赋；才能；礼物；赠品 have a gift/talent/genius for ... 有……天赋 【佳句】　She is not only gifted in music but also familiar with all kinds of musical instruments.她不仅在音乐方面有天赋，而且熟悉各种乐器。 【练透】　单句语法填空 ①I shall think of her as the most 　　　　　（gift） violinist here. 【写美】　一句多译 ②这个男孩喜欢唱歌，有音乐天赋。 →The boy enjoys singing and 　　　　　　　　　　　　　　　　　　.（gift） →The boy enjoys singing and 　　　　　　　　　　　　　　　　　　.（gifted） 提示：完成课后作业　UNIT 12　Section Ⅰ 3 / 4 学科网（北京）股份有限公司 $ Section Ⅰ　TOPIC TALK 【话题听说·勤操练】 听说课前清障 1.spend time on ...　2.be interested in ...　3.put into operation　4.chat with friends online　5.获取信息　6.发送和接收电子邮件　7.启动这个项目　8.创造性地思考，跳出固有的思维模式 话题听力提能 Ⅰ.1－5　AABBB Ⅱ.1.understanding the world； improved 2.outside the box 3.plastic and garbage gathering 4.incredible； trying to solve 5.put into operation Ⅲ.1－5　BCAAC Ⅳ.1.on my computer； playing games 2.other technical； the Internet； a reason 3.amazing 4.chat with friends； emails； letters 5.transformed； 50 years 话题表达实战 情境一 1－5　BCADE 情境二 1.is thought to be a great advance 2.help scientists know more about the Moon’s origin and formation 3.China will not only study the samples itself but also give some to other countries 4.It is understood that the Moon belongs to the whole world 【知识要点·须拾遗】 1.①entertainment　②entertaining　③to ④Much to our entertainment 2.①gifted　②has a gift for music； is gifted in music 3 / 4 学科网（北京）股份有限公司 $