U2 单元整合提升 知识巩固 素养提升-（配套教参）【学霸笔记·同步精讲】2025-2026学年高中英语选择性必修第三册（人教版）

本讲义聚焦高中英语核心词汇、拓展词汇、重点短语及经典句式，系统梳理从单词拼写（如tobacco、alcohol）、词性转换（如physical→physically→physics）、短语应用（如rely on、be absorbed in）到句式结构（如状语从句省略、过去分词作定语）的学习脉络，辅以写作范文构建从基础到综合的递进式学习支架。 该资料通过“词汇-短语-句式-写作”一体化设计，以语境化练习提升语言能力，如用所给词适当形式填空强化词汇运用；通过经典句式分析培养思维品质，如“make+宾语+宾补”结构训练逻辑表达。课中助力教师分层教学，课后提供针对性练习帮助学生查漏补缺，有效提升英语综合应用能力。

一、核心单词写对 1.　tobacco　 n.烟草；烟叶 2.　alcohol　 n.酒；酒精 3.　abuse　 n.滥用；虐待；辱骂 vt.滥用；虐待；辱骂 4.　cue　 n.提示；暗示；信号 vt.给（某人）暗示（或提示） 5.　negative　 adj.消极的；有害的；否定的 6.　escalator　 n.自动扶梯；滚梯 7.　shave　 vi.， vt.& n.剃（须发）；刮脸 8.　drug　 n.毒品；药物 9.　skip　 vt.跳过；不参加；悄悄溜走 vi.蹦蹦跳跳地走；跳绳 n.蹦跳 10.　flu　 n.流感 11.　dentist　 n.牙科医生 12.　skateboard　 n.滑板 vi.滑滑板 13.　bowling　 n.保龄球运动 14.　comedy　 n.喜剧；喜剧片；滑稽节目 15.　monthly　 adv.& adj.每月；每月一次的 n.月刊 Ⅰ.单词拼写 1.He received a medal in 　reward　 （报答） for his bravery. 2.The 　dynamic　（充满活力的） atmosphere of the school festival， with music and dancing， made everyone feel excited and energized. 3.After the 　pessimistic　 （悲观的） sales forecasts， production was halved. 4.He nervously lit a 　cigarette　 （香烟） for the interview to start. 5.The teacher had to 　discipline　 （管教） the student for repeatedly talking in class. 6.Regular exercise and a balanced diet can significantly 　enhance　 （增强） both physical health and mental wellbeing. 7.The gripping mystery novel was so 　absorbing　 （引人入胜的） that I finished reading it in one sitting without noticing the time. 二、拓展词汇用活 1.　physical　 adj.身体的；客观存在的；物理学的→physically adv.肉体上；身体上；依据自然规律→physics n.物理学；物理现象 2.　dominate　 vt.& vi.支配；控制；占有优势→domination n.控制；支配→dominant adj.首要的；占支配地位的；显著的 3.　repeatedly　 adv.重复地→repeated adj.反复的；再三的→repeat vt.重复；重说；重做 n.重演的事物；重复的事件 4.　rely　 vi.依赖；依靠；信赖→reliable adj.可依靠的；可信赖的→reliably adv.可靠地；确实地 5.　facilitate　 vt.促进；促使；使便利→facilitation n.简易化；助长；容易→facilitator n.引导者；促进（或推动）……的事物 6.　examine　 vt.（仔细）检查；审查；测验→examination n.考试；检查；考查 7.　compose　 vt.& vi.组成；作曲；撰写→composition n.作文；作曲；作品；成分→composer n.作曲家；作曲者 8.　liberation　 n.解放；摆脱→liberate vt.解放；使自由；摆脱限制 9.　disturb　 vt.打扰；搅乱；使烦恼→disturbing adj.引起烦恼的；令人不安的→disturbed adj.烦恼的；不安的→disturbingly adv.令人不安地；引起恐慌地 10.　specialist　 n.专科医生；专家→special adj.特别的；重要的；特设的→specialize vt.专攻；专门研究 11.　consultant　 n.顾问；高级顾问医师→consult vi.& vt.查阅；商量；请教 12.　stimulate　 vt.激发；促进；刺激→stimulation n.刺激；激励；鼓舞 13.　sugary　 adj.含糖的；甜的→sugar n.糖；食糖；一匙糖 vt.在……中加糖 Ⅱ.用所给词的适当形式填空 1.①Regular 　physical　 （physics） exercise not only strengthens muscles but also improves mental health significantly. ②　Physically　 （physical）， marathon runners must endure extreme conditions during competitions. 2.①The 　domination　 （dominate） of social media in modern life has altered human communication patterns. ②English has become the 　dominant　 （dominate） language in international academic conferences. 3.Teachers often act as 　facilitators　 （facilitate） rather than lecturers in student-centered classrooms. 4.Journalists should only cite 　reliable　 （rely） sources when reporting sensitive news. 5.The teacher 　repeatedly　 （repeat） emphasized that plagiarism would result in severe penalties. 6.①　Stressed　 （stress） employees often benefit from mindfulness meditation techniques. ②The 　stressful　 （stress） college application process requires careful planning. 7.①The 　refreshing　 （refresh） lemonade perfectly complemented the spicy barbecue dishes. ②Conference attendees enjoyed coffee and light 　refreshments　 （refresh） during breaks. 8.The documentary presented 　disturbing　 （disturb） evidence about plastic pollution in oceans. 9.The 　composition　 （compose） of air includes nitrogen， oxygen， and trace gases. 10.①The heart 　specialist　 （special） recommended lifestyle changes before considering surgery. ②She decided to 　specialize　 （special） in marine biology after volunteering at an aquarium. 三、重点短语用准 1.　become/be involved in　　被卷入……中；参与……；涉及…… 2.　prevent ...from ...　　　预防/阻止……做…… 3.　in response to　　　回答；答复 4.　rely on　　　依赖；依靠；信赖 5.　combine ...with ...　　　把……与……结合 6.　aside from　　　除……以外 7.　straight away　　　立即；马上 8.　begin with　　　以……开始；开始于…… 9.　decide on　　　决定；选定 10.　be composed of　　　由……组成（或构成）的 11.　in/take control of　　　控制 12.　be absorbed in　　　全神贯注于 13.　make up one’s mind　　　下定决心 14.　worn out　　　筋疲力尽的；疲惫的 Ⅲ.选用上面短语并用其适当形式填空 1.　In response to　 the environmental crisis， our school launched a recycling program to reduce waste. 2.Modern society heavily 　relies on　 digital technology for communication and daily tasks. 3.After the marathon， the athletes were completely 　worn out　 but proud of their achievement. 4.Many teenagers 　are involved in　 volunteer work to gain social experience. 5.The conference 　began with　 an inspiring speech by the Nobel Prize winner. 6.The solar system 　is composed of　 eight planets and numerous smaller celestial bodies. 7.　Aside from　 academic excellence， the scholarship also considers leadership skills. 四、经典句式写美 1.状语从句的省略 These bad habits， if left unchecked， could lead to more serious ones when they become adults. 2.过去分词短语作定语 There is a famous saying based on the philosophy of Aristotle：“We are what we repeatedly do.” 3.make＋宾语＋宾语补足语 The reward makes us much more likely to continue the cycle， and the bad habit of relying on unhealthy snacks is formed. 4.either ...or ...或者……或者……；不是……就是…… After I attended your summer camp about health and lifestyle choices， I realised I hardly ever felt well， either physically or mentally. 5.so ...that ...如此……以至于……，引导结果状语从句 I got so absorbed that I played the games day and night. Ⅳ.完成句子 1.当（被）应用于智慧城市时，该人工智能系统将大幅减少碳排放。 　When （it is） applied to smart cities　， this AI system reduces carbon emissions dramatically. 2.这篇上个月发表在《自然》期刊的研究论文，揭示了量子计算效率的突破。 The research paper 　published in Nature last month　 reveals a breakthrough in quantum computing efficiency. 3.人工智能翻译器使跨文化交流变得毫不费力。 AI translators 　make cross-cultural communication effortless　. 4.学生必须要么提交手写论文，要么提交电子稿。 Students must 　either hand in handwritten essays or present digital drafts　. 5.沙漠化蔓延如此迅速，以至于25%的农田已无法使用。 Desertification 　spreads so rapidly that　 25% of farmland has become unusable. How to Live a Healthy Life 　　In modern society， with the fast-paced lifestyle and high-pressure work environment， maintaining a healthy life has become more crucial than ever. Here are some practical ways to achieve this goal. 　　First and foremost， a balanced diet is the cornerstone of a healthy life. We should consume a variety of foods to ensure an adequate intake of nutrients. 　　Regular exercise is another key element. It not only helps us keep fit but also boosts our mood and relieves stress. We should aim to engage in at least 150 minutes of moderate-intensity aerobic exercise， such as brisk walking， cycling， or swimming， every week. 　　Getting enough sleep is equally important. During sleep， our body repairs and rejuvenates itself. Most adults need 7－9 hours of sleep per night. Establishing a regular sleep schedule， going to bed and waking up at the same time every day， can help regulate our biological clock and improve the quality of sleep. 　　Last but not least， maintaining good mental health is essential for a healthy life. We should learn to manage stress effectively. Activities like meditation， yoga， or spending time with friends can help us relax and reduce stress. Moreover， a positive attitude towards life can enhance our resilience and help us better cope with difficulties. 　　In conclusion， living a healthy life requires our continuous efforts in maintaining a balanced diet， exercising regularly， getting enough sleep， and taking care of our mental health. 【写作素材】 1.事实陈述 In modern society， with the fast-paced lifestyle and high-pressure work environment， maintaining a healthy life has become more crucial than ever. 2.过渡关联 First and foremost， a balanced diet is the cornerstone of a healthy life. 3.动词-ing短语做主语 Last but not least， maintaining good mental health is essential for a healthy life. 4.总结性语句 In conclusion， living a healthy life requires our continuous efforts in maintaining a balanced diet， exercising regularly， getting enough sleep， and taking care of our mental health. 5 / 5 学科网（北京）股份有限公司 $