UNIT 8 Section Ⅰ TOPIC TALK(学用Word)-【优学精讲】2025-2026学年高中英语必修第三册（北师大版）

本讲义聚焦“环境问题”主题的高中英语听说读写综合训练，以“课前词汇清障（如‘环境问题’‘过绿色生活’等）—听力提能（教材音频8.1、8.2的选择与填空练习）—话题表达实战（环保讲座、海草水杯情境对话）—核心词汇（desert, solution等）与句型（动词-ing作主语）深化”为学习支架，构建完整语言能力培养链条。 该资料以真实情境为载体，融合语言能力与思维品质培养。听力部分通过“展览介绍污染”音频，结合选择与填空题型训练信息抓取与逻辑分析；表达实战创设生活化情境，引导学生在对话中运用语言，培养跨文化沟通意识。词汇句型采用“用法-佳句-练透-写美”四步训练，辅助教师分层教学，也便于学生课后复习查漏，提升学习能力。

Section Ⅰ　TOPIC TALK 听说课前清障 1.环境问题　　　　　　　 　　　　　　　 2.例如 　　　　　　　 3.水污染 　　　　　　　 4.以……结束 　　　　　　　 5.过绿色生活 　　　　　　　 6.live in harmony with 　　　　　　　 7.be close to 　　　　　　　 8.tackle the problems 　　　　　　　 9.reduce pollution 　　　　　　　 10.fight against ... 　　　　　　　 话题听力提能 Ⅰ.听教材听力8.1，回答第1至3题。 1.What does the first section of the exhibition introduce？（　　） A.Different solutions for pollution. B.The reasons for pollution. C.Different types of pollution. 2.What are the main sources of pollution according to the second section？（　　） A.Animals. B.Human activities. C.Natural disasters. 3.What is one good way to reduce pollution according to the third section？（　　） A.Drive more cars. B.Use more plastic bags. C.Plant more trees. Ⅱ.再听教材听力8.1，根据所听内容填空。 1.Dear all， welcome to our exhibition on green living.You may wonder 　　　　　　　by green living.I’m sure you will understand this 　　　　　　after the exhibition.There are 　　　　　　　altogether. 2.We all know that there are 　　　　　　types of pollution around us， which may cause different kinds of 　　　　　　　　　　　， for instance， water pollution， 　　　　　　， ocean pollution， soil pollution and noise pollution.This section will show how pollution affects 　　　　　　　　　　　　　　　　　　.The second section explains 　　　　　　　that cause different types of pollution. 3.The third section presents the 　　　　　　that have been taken to 　　　　　　　　　　　　， 　　　　　　　　we can help the environment. 4.Finally， the exhibition ends with 　　　　　　　　about what we 　　　　　　believe we should be doing to lead a green life.To me， green living is about living 　　　　　　　　　　　　. Ⅲ.听教材听力8.2，回答第1至3题。 1.What does the woman prefer to have instead of living in a flat in the city？（　　） A.A house with a garden. B.A house with a swimming pool. C.A flat with a rooftop terrace. 2.What does the man do to create green spaces in his flat？（　　） A.He plants flowers and vegetables outside his window. B.He buys artificial plants. C.He paints his walls green. 3.What is the main benefit of green spaces according to the conversation？（　　） A.They help improve the view. B.They help the environment. C.They increase property value. Ⅳ.再听教材听力8.2，根据所听内容填空。 1.What a beautiful 　　　　　　！ Actually， I live in a flat， but I can help the 　　　　　by creating more 　　　　　　　　. 2.Yes， absolutely.　　　　　　　　　　　 are very important in our 　　　　　　　　　　　　　　　　　　　　like global warming. 话题表达实战 　　情境一：布朗博士给同学们作了一个关于城市空气污染——雾霾的讲座。同学们积极参与，提出了一些问题…… 　　阅读下面对话， 根据语境选择最佳选项。 Dr.Brown：Good evening， everyone.1.（　　） I’m Dr. Brown and I’m going to talk about air pollution in cities — what we all know as “smog”.Please feel free to stop me if you have any questions.So， first of all， a bit of history.The term “smog” was first used in the 1800s in cities that had problems with smoke and fog. Student A：Sorry for interrupting， but I believe it was in the 1900s. Dr.Brown：2.（　　）You are right.It was in the 1900s.Thank you.London was one of the cities where smog caused big problems.In December 1952， it suffered from “The Great Smog”.It was a very cold winter， so a lot of coal was burned at home and in the factories.The problem was that there was no wind， so thick smog covered the city.Nowadays ... Student B：Excuse me， but can I just ask — did the smog cause any deaths？ Dr.Brown：3.（　　）According to research， about 4，000 people are known to have died as a result of the smog， but that number could be much higher.It was terrible！Nowadays， smog still exists， but is produced by chemicals coming from traffic and factories.However， governments are taking measures to reduce smog as much as possible.Now， let’s look at what smog does to our health ... Student A：If I could just stop you again ...4.（　　） Dr.Brown：Well， for example， factories must follow rules about what chemicals they use.In some cities， when there’s smog， people have to pay to drive in the centre.5.（　　） A.I’m afraid so. B.Sorry， I made a mistake. C.Thank you for coming to today’s talk. D.Can you give us examples of these measures？ E.Now， let’s move on to the impact of smog on our health. 　　情境二：工作结束后，Mary （M）向James （J）要一杯水喝， 身为环保主义者的 James向她推荐了由海草制作的水杯…… 　　阅读并根据提示完成下面对话。 M：I’ve finally finished my work today.James， can you give me a cup， please？ I want to drink some water. J：OK.Here you are.Oh， wait.Use this one， please. M：1.　　　　　　　　　　　　　 （为什么我不能用那个）？ J：I know you love drinking hot water， Mary.That cup cannot hold hot water.2.　　　　　　　　　　　　　　 （这不是一个普通的纸杯）， you know.It’s made of seaweed.If you use it to hold hot water， it’ll be damaged and I’m afraid you’ll get burned. M：Then why did you buy such cups？ J：You know I 3.　　　　　　　　　　　　 （爱护环境）very much.Now we produce too much waste every day.Different from plastic and paper cups， this kind of cup can disappear within thirty days outdoors and they do no harm to soil. M：4.　　　　　　　　　 （这是神奇的）.Could you go to the supermarket with me tomorrow？ I want to buy some such cups， too. J：OK.I didn’t know you also care about the environment. M：Well， I think we all should do what we can to 5.　　　　　　　　　　　　　 （保护地球）. J：I can’t agree more. 核心词汇集释 1.desert n.沙漠 vt.遗弃，抛弃 教材原句　sandstorms and deserts沙尘暴和沙漠 【用法】 （1）in the desert　　　　 在沙漠中 （2）desert sb/sth 抛弃/遗弃某人/某物 （3）deserted adj. 荒芜的；被遗弃的； 无人居住的 【佳句】　The vast desert stretched for miles， with no sign of life or water in sight. It felt like an endless sea of sand. （环境描写） 广阔的沙漠延伸数英里，眼前没有生命的迹象，也没有水源。它感觉就像是无尽的沙海。 【练透】　单句语法填空 ①The team wandered for days 　　　　　　the desert， their water supplies running out with each passing hour. ②It was heartbreaking to see the dog 　　　　　　（desert） on the side of the road， alone and frightened. 【写美】　完成句子 ③He went to the Sahara Desert last year， which is 　　　　　　　　　　　　　　　. 去年他去了撒哈拉沙漠，那是世界上最大的沙漠。 2.solution n.解决办法 【用法】 （1）a solution to ...　　　……的解决方法 （2）solve vt. 解决；解答 【佳句】　The solution to her broken phone was simple — she took it to a repair shop， and it was fixed in no time. （动作描写） 她手机坏了，解决方法很简单——她把它带到维修店，很快就修好了。 【点津】　solve和settle都意为“解决”，solve侧重给出一个答案，settle通常指某种争端。 【练透】　单句语法填空 ①Mr Fox hopes his new invention will offer a solution 　　　　　　those villages without a local shop. ②The school advisors help you talk through your problems， but they don’t give you any direct 　　　　　　（solve）. 【写美】　词汇升级 ③He always helps me to settle my financial troubles. 　　　　　 3.balance n.平衡 vt.使平衡 教材原句　maintaining the balance between human and nature维持人与自然之间的平衡 【用法】 （1）keep a balance between ...and ... 保持……与……之间的平衡 keep one’s balance 　　保持平衡 lose one’s balance　　　失去平衡 on balance 总的来说 （2）balance ...against ... 权衡……与…… （3）balanced adj. 保持（或显示）平衡的 【佳句】　（2024·全国甲卷）These developments show China’s journey towards a modern and efficient transportation network that balances convenience with environmental responsibility.（事物介绍） 这些发展展示了中国向现代化和高效的交通网络迈进的过程，这个交通网络在便利性和环境责任之间取得了平衡。 【练透】　单句语法填空 ①After balancing the advantages 　　　　　the disadvantages， David wiped away the tears， and made his way to the starting line. ②Having a 　　　　　　（balance） diet is of great importance， especially for teens who are growing up. ③My suggestion is that you should try 　　　　　　（balance） your diet by eating more fruit and less meat. 【写美】　完成句子 ④To study more efficiently， 　　　　　　　　　　　　　　　　　　　　　　. （建议信） 为了更有效地学习，你最好在学习和锻炼之间保持平衡。 4.do one’s part for sth 尽某人所能做某事 教材原句　doing my part for the environment 为环境尽我的一份力 【用法】 take part in　　　　　 参与，参加（活动） take an active part in 积极参加 play a part in 在……中起作用；在…… 中扮演角色 for the most part 多半；通常 in part 在某种程度上；部分地 【佳句】　By reducing our carbon footprint， we can do our part for future generations and leave behind a healthier planet. （演讲稿） 通过减少碳排放量，我们可以为子孙后代尽一份力，留下一个更健康的地球。 【练透】　单句语法填空 ①The officer refused to let his men take part 　　　　　　the operation. ②　　　　　　 the most part， he stayed up to do his research on Sunday nights. ③These days work plays an important part 　　　　　　a single woman’s life. 【写美】　完成句子 ④　　　　　　　　　　　　　　　　　　 you enjoy where/and you can make many friends. 积极参加你喜欢的活动，在这些活动中你能交到很多朋友。 重点句型解构 ◇句型公式：动词-ing形式作主语 教材原句　Having more green spaces helps the environment.拥有更多的绿地有利于环境。 【用法】 （1）动词-ing形式（短语）作主语往往表示经常性、习惯性的动作，谓语动词通常用单数形式。 （2）该用法可以用it作形式主语，常见的形容词和名词有good，no good，no use， useless等。 （3）动词-ing形式可以在前面加上一个名词或代词的所有格，构成动词-ing形式的复合结构。 【佳句】　Cooking meals at home is not only fun but also a great way to save money and eat healthier.在家做饭不仅有趣，而且是节省钱和吃得更健康的好方法。 【写美】　完成句子 ①　　　　　　　　　　　　　 is a good habit. 早睡早起是一个好习惯。 ②Tom is a stubborn boy， so it is no use 　　　　　　　　　　. 汤姆是个倔强的孩子，所以和他争论是没有用的。 ③　　　　　　　　　　　　　　　　　　 your trouble to a man like him. 向他那样的人谈你的烦恼是浪费时间的。 提示：完成课后作业　UNIT 8　Section Ⅰ 6 / 6 学科网（北京）股份有限公司 $ UNIT 8　GREEN LIVING Section Ⅰ　TOPIC TALK 【话题听说·勤操练】 听说课前清障 1.environmental problems　2.for instance/for example 3.water pollution　4.end with　5.lead a green life 6.与……和谐相处　7.接近，靠近　8.解决这些问题 9.减少污染　10.与……斗争 话题听力提能 Ⅰ.1－3　CBC Ⅱ.1.what we mean； concept； four sections 2.various； environmental problems； air pollution； our environment and our health； the reasons 3.solutions； tackle the problems； detailing ways 4.a summary； personally； in harmony with nature Ⅲ.1－3　AAB Ⅳ.1.garden； environment； green spaces 2.Green spaces； fight against problems 话题表达实战 情境一 1－5　CBADE 情境二 1.Why can’t I use that one 2.It’s not a normal paper cup 3.care about the environment 4.That’s amazing 5.protect the Earth 【核心知识·巧突破】 核心词汇集释 1.①in　　②deserted　③the biggest desert in the world 2.①to　②solution　③solve 3.①against　②balanced　③to balance　④you’d better keep a balance between learning and working out 4.①in　②For　③in　④Take an active part in the activities 重点句型解构 ①Going to bed early and getting up early ②debating with him　③It is a waste of time talking about 6 / 6 学科网（北京）股份有限公司 $